FIND

researchers

DISCOVER

relevant articles

PROMOTE

your research

now for free

Per Hyltoft Petersen

Research Profile

Activities & Behaviors

Quality Control

Occupations

Chemistry, Clinical

Concepts & Ideas

Geographic Areas

Denmark

Chemicals & Drugs

Co-author Network

Publications

TOP 3
Anne Stavelin; Una Ø Sølvik; Per Hyltoft Petersen; Sverre Sandberg
External quality assessment of point-of-care methods: model for combined assessment of method bias and single-participant performance by the use of native patient samples and noncommutable control materials.
Per Hyltoft Petersen; Esther A Jensen; Ivan Brandslund
Analytical performance, reference values and decision limits. A need to differentiate between reference intervals and decision limits and to define analytical quality specifications.
Per Hyltoft Petersen
Critical comments on 'Significance of a change between two consecutive measured values'.

Register for free to view:

Visualized networks:

See your personal network in
sophisticated graphical views

GeoTargeted Searches:

Locate experts around the world
and connect with global collaborators

Research Profiles:

See the research activity
of experts around the globe

Geonetwork of Per Hyltoft Petersen (preview)

Cities where this author has publications
Cities where co-authors of this author have publications

Flash Player Required

All Publications

2013: Anne Stavelin; Una Ø Sølvik; Per Hyltoft Petersen; Sverre Sandberg
External quality assessment of point-of-care methods: model for combined assessment of method bias and single-participant performance by the use of native patient samples and noncommutable control materials.
Clinical chemistry 2013;59(2):363-71.
2012: Per Hyltoft Petersen; Esther A Jensen; Ivan Brandslund
Analytical performance, reference values and decision limits. A need to differentiate between reference intervals and decision limits and to define analytical quality specifications.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2012;50(5):819-31.
2012: Per Hyltoft Petersen
Critical comments on 'Significance of a change between two consecutive measured values'.
Scandinavian journal of clinical and laboratory investigation 2012;72(2):173-4; author reply 174.
2012: Una Ørvim Sølvik; Anne Vegard Stavelin; Grete Monsen; Per Hyltoft Petersen; Thomas Helge Røraas; Sverre Sandberg
Effect of coagulation factors on discrepancies in International Normalized Ratio results between instruments.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2012;50(9):1611-20.
2011: Per Hyltoft Petersen; Sverre Sandberg; Callum G Fraser
Do new concepts for deriving permissible limits for analytical imprecision and bias have any advantages over existing consensus?
Clinical chemistry and laboratory medicine : CCLM / FESCC 2011;49(4):637-40.
2011: Per Hyltoft Petersen; György Sölétormos; Merete Frejstrup Pedersen; Flemming Lund
Interpretation of increments in serial tumour biomarker concentrations depends on the distance of the baseline concentration from the cut-off.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2011;49(2):303-10.
2010: Una Ø Sølvik; Per Hyltoft Petersen; Grete Monsen; Anne V Stavelin; Sverre Sandberg
Discrepancies in international normalized ratio results between instruments: a model to split the variation into subcomponents.
Clinical chemistry 2010;56(10):1618-26.
2009: Anne Stavelin; Per Hyltoft Petersen; Una Sølvik; Sverre Sandberg
Internal quality control of prothrombin time in primary care: comparing the use of patient split samples with lyophilised control materials.
Thrombosis and haemostasis 2009;102(3):593-600.
2009: Per Hyltoft Petersen; Nina Gade Christensen; Sverre Sandberg; Gunnar Nordin; Morten Pedersen
How to deal with semi-quantitative tests? Application of an ordinal scale model to measurements of urine glucose.
Scandinavian journal of clinical and laboratory investigation 2009;69(6):662-72.
2008: Per Hyltoft Petersen; Sverre Sandberg; Natàlia Iglesias; György Sölétormos; Aasne Karine Aarsand; Ivan Brandslund; Lone G M Jørgensen
'Likelihood-ratio' and 'odds' applied to monitoring of patients as a supplement to 'reference change value' (RCV).
Clinical chemistry and laboratory medicine : CCLM / FESCC 2008;46(2):157-64.
2007: Torben Leo Nielsen; Claus Hagen; Kristian Wraae; Kim Brixen; Per Hyltoft Petersen; Egil Haug; Rasmus Larsen; Marianne Andersen
Visceral and subcutaneous adipose tissue assessed by magnetic resonance imaging in relation to circulating androgens, sex hormone-binding globulin, and luteinizing hormone in young men.
The Journal of clinical endocrinology and metabolism 2007;92(7):2696-705.
2007: Ivan Brandslund; Jørgen Hjelm Poulsen; Per Hyltoft Petersen; Morten L Pedersen; Ulrik Gerdes; Inger Plum
[Uniform reference intervals and harmonised results in clinical biochemistry in Scandinavia--light ahead].
Ugeskrift for laeger 2007;169(13):1216-8.
2007: Esther Jensen; Ole Blaabjerg; Per Hyltoft Petersen; Laszlo Hegedüs
Sampling time is important but may be overlooked in establishment and use of thyroid-stimulating hormone reference intervals.
Clinical chemistry 2007;53(2):355-6.
2007: Esther Jensen; Per Hyltoft Petersen; Ole Blaabjerg; Laszlo Hegedüs
Biological variation of thyroid autoantibodies and thyroglobulin.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2007;45(8):1058-64.
2007: Martin Gellerstedt; Per Hyltoft Petersen
Partitioning reference values for several subpopulations using cluster analysis.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2007;45(8):1026-32.
2006: Carmen Biosca; Carmen Ricós; Ricardo Lauzurica; Per Hyltoft Petersen
Biological variation at long-term renal post-transplantation.
Clinica chimica acta; international journal of clinical chemistry 2006;368(1-2):188-91.
2006: Aasne K Aarsand; Per Hyltoft Petersen; Sverre Sandberg
Estimation and application of biological variation of urinary delta-aminolevulinic acid and porphobilinogen in healthy individuals and in patients with acute intermittent porphyria.
Clinical chemistry 2006;52(4):650-6.
2006: Esther A Jensen; Per Hyltoft Petersen; Ole Blaabjerg; Pia Skov Hansen; Thomas Brix; Laszlo Hegedüs
Establishment of reference distributions and decision values for thyroid antibodies against thyroid peroxidase (TPOAb), thyroglobulin (TgAb) and the thyrotropin receptor (TRAb).
Clinical chemistry and laboratory medicine : CCLM / FESCC 2006;44(8):991-8.
2006: Lone G M Jørgensen; Per Hyltoft Petersen; Ivan Brandslund
Clinical outcome estimates based on treatment target limits of laboratory tests: proposal for a plot visualizing effects and differences of medical target setting exemplified by glycemic control in diabetes.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2006;44(3):327-32.
2006: Natàlia Iglesias; Per Hyltoft Petersen; Lone G M Jørgensen; Ivan Brandslund
Comments on 'HbA1c predicts the likelihood of having impaired glucose tolerance in high-risk patients with normal fasting plasma glucose'.
Annals of clinical biochemistry 2006;43(Pt 1):87; author reply 87-8.
2006: Lone G M Jørgensen; Per Hyltoft Petersen; Cramer Christensen; Ebbe Wendel Eriksen; Ivan Brandslund
Improvement in glycemic control over 11 years in patients monitored for diabetes in one county.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2006;44(1):92-8.
2005: Per Hyltoft Petersen
Making the most of a patient's laboratory data: optimisation of signal-to-noise ratio.
The Clinical biochemist. Reviews / Australian Association of Clinical Biochemists 2005;26(4):91-6.
2005: Esther Jensen; Per Hyltoft Petersen; Ole Blaabjerg; Pia Skov Hansen; Laszlo Hegedüs
Improved sensitivity of a thyrotropin receptor antibody assay.
Clinical chemistry 2005;51(11):2186-7.
2005: György Sölétormos; Axel Semjonow; Paul E C Sibley; Rolf Lamerz; Per Hyltoft Petersen; Walter Albrecht; Peter Bialk; Massimo Gion; Frank Junker; Hans-Peter Schmid; Hein Van Poppel
Biological variation of total prostate-specific antigen: a survey of published estimates and consequences for clinical practice.
Clinical chemistry 2005;51(8):1342-51.
2005: Lone G M Jørgensen; Per Hyltoft Petersen; Lene Heickendorff; Holger Jon Møller; Jørn Hendel; Cramer Christensen; Anita Schmitz; Birgitte Reinholdt; Erik D Lund; Niels J Christensen; Erik Kjaersgaard Hansen; Jens Hastrup; Hanne Skjødt; Ebbe Wendel Eriksen; Ivan Brandslund
Glycemic control in diabetes in three Danish counties.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2005;43(12):1366-72.
2005: Per Hyltoft Petersen; Lone G M Jørgensen; Ivan Brandslund; Niels de Fine Olivarius; Marta Stahl
Consequences of bias and imprecision in measurements of glucose and hba1c for the diagnosis and prognosis of diabetes mellitus.
Scandinavian journal of clinical and laboratory investigation. Supplementum 2005;240():51-60.
2005: Natàlia Iglesias; Per Hyltoft Petersen; Carmen Ricós
Power function of the reference change value in relation to cut-off points, reference intervals and index of individuality.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2005;43(4):441-8.
2004: Ari Lahti; Per Hyltoft Petersen; James C Boyd; Pål Rustad; Petter Laake; Helge Erik Solberg
Partitioning of nongaussian-distributed biochemical reference data into subgroups.
Clinical chemistry 2004;50(5):891-900.
2004: Tine Schytte; Lone G M Jørgensen; Ivan Brandslund; Per Hyltoft Petersen; Bent Andersen
The clinical impact of screening for gestational diabetes.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2004;42(9):1036-42.
2003: Lone G M Jørgensen; Ivan Brandslund; Per Hyltoft Petersen; Niels de Fine Olivarius; Marta Stahl
The effect of the new ADA and WHO guidelines on the number of diagnosed cases of diabetes mellitus.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2003;41(9):1246-50.
2003: Per Hyltoft Petersen
Report from the second European Symposium on Clinical Laboratory and In Vitro Diagnostic Industry. "Physiological reference values: a shared business?".
Clinical chemistry and laboratory medicine : CCLM / FESCC 2003;41(6):825-8.
2003: Lone G M Jørgensen; Tine Schytte; Ivan Brandslund; Marta Stahl; Per Hyltoft Petersen; Bent Andersen
Fasting and post-glucose load--reference limits for peripheral venous plasma glucose concentration in pregnant women.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2003;41(2):187-99.
2003: Holger Jon Møller; Per Hyltoft Petersen; L Rejnmark; Søren K Moestrup
Biological variation of soluble CD163.
Scandinavian journal of clinical and laboratory investigation 2003;63(1):15-21.
2002: Per Hyltoft Petersen; Callum G Fraser; Lone Jørgensen; Ivan Brandslund; Marta Stahl; Elizabeth Gowans; Jean-Claude Libeer; Carmen Ricós
Combination of analytical quality specifications based on biological within- and between-subject variation.
Annals of clinical biochemistry 2002;39(Pt 6):543-50.
2002: Lars Bjerrum; Per Grinsted; Per Hyltoft Petersen; Per Søgaard
[Resistance tests in general practice. Validity can be improved by standardized procedures].
Ugeskrift for laeger 2002;164(10):1352-6.
2002: Anders Svendsen; Niels V Holm; Kirsten Ohm Kyvik; Per Hyltoft Petersen; Peter Junker
Relative importance of genetic effects in rheumatoid arthritis: historical cohort study of Danish nationwide twin population.
BMJ (Clinical research ed.) 2002;324(7332):264-6.
2002: Finn Edler von Eyben; Ebbe Lindegaard Madsen; Ole Blaabjerg; Per Hyltoft Petersen; Grete Krag Jacobsen; Lena Specht; Bent Nørgaard Pedersen; Hans von der Maase
Serum lactate dehydrogenase isoenzyme 1 in patients with seminoma stage I followed with surveillance.
Acta oncologica (Stockholm, Sweden) 2002;41(1):77-83.
2001: Per Hyltoft Petersen; John T Whicher; A Myron Johnson; Y Itoh; Anders Carlström
Strategy for determining racial and environmental similarities and differences for plasma proteins.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2001;39(11):1146-53.
2001: György Sölétormos; Per Hyltoft Petersen; D Nielsen
Computer-simulated tumor-marker data used to compare progression criteria for cytokeratin tissue polypeptide antigen in metastatic breast cancer.
Clinical chemistry 2001;47(11):2035-7.
2001: H Z Diederichsen; M Skamling; Axel C P Diederichsen; Per Grinsted; S Antonsen; Per Hyltoft Petersen; Anders P Munck; Jakob Kragstrup
[A randomized controlled trial of the use of CRP rapid test as a guide to treatment of respiratory infections in general practice].
Ugeskrift for laeger 2001;163(27):3784-7.
2001: Per Hyltoft Petersen; Dietmar Stöckl; J O Westgard; Sverre Sandberg; K Linnet; Linda M Thienpont
Models for combining random and systematic errors. assumptions and consequences for different models.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2001;39(7):589-95.
2001: MK Tuxen; György Sölétormos; Per Hyltoft Petersen; Per Dombernowsky
Interpretation of sequential measurements of cancer antigen 125 (CA 125), carcinoembryonic antigen (CEA), and tissue polypeptide antigen (TPA) based on analytical imprecision and biological variation in the monitoring of ovarian cancer.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2001;39(6):531-8.
2001: FL Henriksen; Per Hyltoft Petersen; Henning Beck-Nielsen; Mogens Hørder
Calibration, specificity and trueness of a postheparin plasma lipoprotein lipase assay.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2001;39(3):263-9.
2001: Per Hyltoft Petersen; Sverre Sandberg; Callum G Fraser; H Goldschmidt
Influence of index of individuality on false positives in repeated sampling from healthy individuals.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2001;39(2):160-5.
2001: Finn Edler von Eyben; Ebbe Lindegaard Madsen; Ole Blaabjerg; Per Hyltoft Petersen; Hans von der Maase; Grete Krag Jacobsen; M Rørth
Serum lactate dehydrogenase isoenzyme 1 and relapse in patients with nonseminomatous testicular germ cell tumors clinical stage I.
Acta oncologica (Stockholm, Sweden) 2001;40(4):536-40.
2000: Lars Bjerrum; Per Grinsted; Per Hyltoft Petersen; Per Søgaard
Standardised procedures can improve the validity of susceptibility testing of uropathogenic bacteria in general practice.
Scandinavian journal of primary health care 2000;18(4):242-6.
2000: Lars Bjerrum; Per Grinsted; Per Hyltoft Petersen; Per Søgaard
[Resistance testing in general practice--is it valid?].
Ugeskrift for laeger 2000;162(35):4660-2.
2000: Per Hyltoft Petersen; Sverre Sandberg; Callum G Fraser; H Goldschmidt
A model for setting analytical quality specifications and design of control for measurements on the ordinal scale.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2000;38(6):545-51.
2000: György Sölétormos; Per Hyltoft Petersen; Per Dombernowsky
Assessment of CA 15.3, CEA and TPA concentrations during monitoring of breast cancer.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2000;38(5):453-63.
2000: H Z Diederichsen; M Skamling; Axel C P Diederichsen; Per Grinsted; S Antonsen; Per Hyltoft Petersen; Anders P Munck; Jakob Kragstrup
Randomised controlled trial of CRP rapid test as a guide to treatment of respiratory infections in general practice.
Scandinavian journal of primary health care 2000;18(1):39-43.
1999: Per Hyltoft Petersen
Quality specifications based on analysis of effects of performance on clinical decision-making.
Scandinavian journal of clinical and laboratory investigation 1999;59(7):517-21.
1999: Callum G Fraser; Anders Kallner; D Kenny; Per Hyltoft Petersen
Introduction: strategies to set global quality specifications in laboratory medicine.
Scandinavian journal of clinical and laboratory investigation 1999;59(7):477-8.
1999: MK Tuxen; György Sölétormos; Per Hyltoft Petersen; V Schioler; Per Dombernowsky
Assessment of biological variation and analytical imprecision of CA 125, CEA, and TPA in relation to monitoring of ovarian cancer.
Gynecologic oncology 1999;74(1):12-22.
1999: Per Hyltoft Petersen; Callum G Fraser; Sverre Sandberg; H Goldschmidt
The index of individuality is often a misinterpreted quantity characteristic.
Clinical chemistry and laboratory medicine : CCLM / FESCC 1999;37(6):655-61.
1999: Finn Edler von Eyben; Per Hyltoft Petersen; Ole Blaabjerg; Ebbe Lindegaard Madsen
Analytical quality specifications for serum lactate dehydrogenase isoenzyme 1 based on clinical goals.
Clinical chemistry and laboratory medicine : CCLM / FESCC 1999;37(5):553-61.
1999: Callum G Fraser; Per Hyltoft Petersen
Analytical performance characteristics should be judged against objective quality specifications.
Clinical chemistry 1999;45(3):321-3.
1998: Torben Bjerregaard Larsen; Jens Flensted Lassen; BS Dahler-Eriksen; Per Hyltoft Petersen; Ivan Brandslund
Effect of anticoagulant therapy on the hypercoagulable state in patients carrying the factor V Arg506Gln mutation.
Thrombosis research 1998;92(4):157-62.
1998: Marianne Andersen; René K Støving; Jørgen Hangaard; Per Hyltoft Petersen; Claus Hagen
The effect of short-term cortisol changes on growth hormone responses to the pyridostigmine-growth-hormone-releasing-hormone test in healthy adults and patients with suspected growth hormone deficiency.
Clinical endocrinology 1998;49(2):241-9.
1998: Marianne Andersen; Per Hyltoft Petersen; Ole Blaabjerg; Jørgen Hangaard; Claus Hagen
Evaluation of growth hormone assays using ratio plots.
Clinical chemistry 1998;44(5):1032-8.
1997: Jens Kjeldsen; Jens Flensted Lassen; Per Hyltoft Petersen; Ivan Brandslund
Biological variation of International Normalized Ratio for prothrombin times, and consequences in monitoring oral anticoagulant therapy: computer simulation of serial measurements with goal-setting for analytical quality.
Clinical chemistry 1997;43(11):2175-82.
1997: BS Dahler-Eriksen; Jens Flensted Lassen; Per Hyltoft Petersen; Erik D Lund; T Lauritzen; Ivan Brandslund
Evaluation of a near-patient test for C-reactive protein used in daily routine in primary healthcare by use of difference plots.
Clinical chemistry 1997;43(11):2064-75.
1997: Per Hyltoft Petersen; Dietmar Stöckl; Ole Blaabjerg; B Pedersen; E Birkemose; Linda M Thienpont; Jens Flensted Lassen; Jens Kjeldsen
Graphical interpretation of analytical data from comparison of a field method with reference method by use of difference plots.
Clinical chemistry 1997;43(11):2039-46.
1997: Per Hyltoft Petersen; C H de Verdier; T Groth; Callum G Fraser; Ole Blaabjerg; Mogens Hørder
The influence of analytical bias on diagnostic misclassifications.
Clinica chimica acta; international journal of clinical chemistry 1997;260(2):189-206.
1996: Per Hyltoft Petersen; C Ricós; Dietmar Stöckl; J C Libeer; H Baadenhuijsen; C Fraser; Linda M Thienpont
Proposed guidelines for the internal quality control of analytical results in the medical laboratory.
European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies 1996;34(12):983-99.
1996: J C Libeer; H Baadenhuijsen; Callum G Fraser; Per Hyltoft Petersen; C Ricós; Dietmar Stöckl; Linda M Thienpont
Characterization and classification of external quality assessment schemes (EQA) according to objectives such as evaluation of method and participant bias and standard deviation. External Quality Assessment (EQA) Working Group A on Analytical Goals in Laboratory Medicine.
European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies 1996;34(8):665-78.
1996: Per Hyltoft Petersen; Callum G Fraser; C Ricós; Dietmar Stöckl; J C Libeer; H Baadenhuijsen; Linda M Thienpont
On establishment of common reference intervals in laboratory medicine.
European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies 1996;34(6):515-6.
1996: C Ricos; H Baadenhuijsen; C J Libeer; Per Hyltoft Petersen; D Stockl; Linda M Thienpont; C C Fraser
External quality assessment: currently used criteria for evaluating performance in European countries, and criteria for future harmonization.
European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies 1996;34(2):159-65.
1995: MS Djurhuus; J Gram; Per Hyltoft Petersen; Niels A Klitgaard; Jens Bollerslev; Henning Beck-Nielsen
Biological variation of serum and urinary magnesium in apparently healthy males.
Scandinavian journal of clinical and laboratory investigation 1995;55(6):549-58.
1995: A M Gerdes; Per Hyltoft Petersen; Mogens Hørder; V Bonnevie-Nielsen
Separate estimation of biological and analytical variance components when quantities and reagents are unstable.
Scandinavian journal of clinical and laboratory investigation 1995;55(6):523-8.
1995: Callum G Fraser; Per Hyltoft Petersen
Desirable performance standards for imprecision and bias in alternate sites. The views of laboratory professionals.
Archives of pathology & laboratory medicine 1995;119(10):909-13.
1995: Dietmar Stöckl; H Baadenhuijsen; Callum G Fraser; J C Libeer; Per Hyltoft Petersen; C Ricós
Desirable routine analytical goals for quantities assayed in serum. Discussion paper from the members of the external quality assessment (EQA) Working Group A on analytical goals in laboratory medicine.
European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies 1995;33(3):157-69.
1994: Per Hyltoft Petersen; Callum G Fraser; H Baadenhuijsen; J C Libeer; C Ricos
Analytical quality specifications in clinical chemistry.
Clinical chemistry 1994;40(4):670-1.
1993: Finn Edler von Eyben; Per Hyltoft Petersen; E Lindegaard Madsen; Ole Blaabjerg; B Nørgaard Pedersen; J Arends
Correcting for contamination from hemolysis in measurements of lactate dehydrogenase isoenzyme 1 in serum from patients with testicular germ cell.
Clinical chemistry 1993;39(10):2199.
1993: Callum G Fraser; Per Hyltoft Petersen
Desirable standards for laboratory tests if they are to fulfill medical needs.
Clinical chemistry 1993;39(7):1447-53; discussion 1453-5.
1993: A M Gerdes; Mogens Hørder; Per Hyltoft Petersen; V Bonnevie-Nielsen
Effect of increased gene dosage expression on the alpha-interferon receptors in Down's syndrome.
Biochimica et biophysica acta 1993;1181(2):135-40.
1993: Callum G Fraser; Per Hyltoft Petersen
Quality goals in external quality assessment are best based on biology.
Scandinavian journal of clinical and laboratory investigation. Supplementum 1993;212():8-9.
1993: Ole Blaabjerg; M Blom; H Gry; Per Hyltoft Petersen; A Uldall
Appropriate sera for calibration and control of specific protein assays.
Scandinavian journal of clinical and laboratory investigation. Supplementum 1993;212():13-5.
1993: Ole Blaabjerg; P Elg; W Gerhardt; K Hellsing; E Olafsdottir; I Penttilä; Per Hyltoft Petersen; H Steensland; A Uldall
A Nordic reference serum suitable for use as trueness control in the clinical routine laboratory.
Upsala journal of medical sciences 1993;98(3):405-12.
1993: MS Djurhuus; Per Hyltoft Petersen; A Rohold; S Vadstrup; A Uldall
The basis for common reference intervals for serum potassium.
Upsala journal of medical sciences 1993;98(3):387-93.
1993: Mogens Lytken Larsen; Per Hyltoft Petersen; Callum G Fraser
Quality specifications for haemoglobin A1c assays in the monitoring of diabetes.
Upsala journal of medical sciences 1993;98(3):335-8.
1993: E Grodum; Per Hyltoft Petersen; Jørgen Hangaard; T B Hansen; Claus Hagen
Biological description of the cortisol responses to corticotropin-releasing-hormone (CRH) stimulation. An optimization and simplification of the test.
Upsala journal of medical sciences 1993;98(3):311-6.
1993: Finn Edler von Eyben; Per Hyltoft Petersen; Ole Blaabjerg; E L Madsen; B Nørgaard-Pedersen; J Arends
Analytical bias by contamination from hemolysis in determination of serum lactate dehydrogenase isoenzyme 1 in patients with testis germ cell tumors.
Upsala journal of medical sciences 1993;98(3):293-8.
1993: O N Jensen; N de Fine Olivarius; Per Hyltoft Petersen; Niels A Klitgaard; Ole Blaabjerg; Mogens Hørder
Discrepancy in HbA1c measurements performed at different local laboratories and at a selected central reference laboratory.
Upsala journal of medical sciences 1993;98(3):275-82.
1993: Per Hyltoft Petersen; Ole Blaabjerg; K Irjala; A Icén; K Bjøro
External analytical quality assurance for proteins.
Upsala journal of medical sciences 1993;98(3):241-58.
1992: Per Hyltoft Petersen; Callum G Fraser; J O Westgard; Mogens Lytken Larsen
Analytical goal-setting for monitoring patients when two analytical methods are used.
Clinical chemistry 1992;38(11):2256-60.
1992: Finn Edler von Eyben; Willem E de Graaff; J Marrink; Ole Blaabjerg; Dirk T Sleijfer; H S Koops; J Wolter Oosterhuis; Per Hyltoft Petersen; J van Echten-Arends; Bauke de Jong
Serum lactate dehydrogenase isoenzyme 1 activity in patients with testicular germ cell tumors correlates with the total number of copies of the short arm of chromosome 12 in the tumor.
Molecular & general genetics : MGG 1992;235(1):140-6.
1992: MS Djurhuus; A Rohold; S Vadstrup; Per Hyltoft Petersen; A Uldall
Reference intervals based on hospitalized 'healthy' patients and medical students in relation to analytical bias for serum potassium.
Scandinavian journal of clinical and laboratory investigation 1992;52(4):305-12.
1992: Callum G Fraser; Per Hyltoft Petersen; C Ricos; R Haeckel
Proposed quality specifications for the imprecision and inaccuracy of analytical systems for clinical chemistry.
European journal of clinical chemistry and clinical biochemistry : journal of the Forum of European Clinical Chemistry Societies 1992;30(5):311-7.
1992: Finn Edler von Eyben; Ole Blaabjerg; E L Madsen; Per Hyltoft Petersen; C Smith-Sivertsen; B Gullberg
Serum lactate dehydrogenase isoenzyme 1 and tumour volume are indicators of response to treatment and predictors of prognosis in metastatic testicular germ cell tumours.
European journal of cancer (Oxford, England : 1990) 1992;28(2-3):410-5.
1991: Mogens Lytken Larsen; Callum G Fraser; Per Hyltoft Petersen
A comparison of analytical goals for haemoglobin A1c assays derived using different strategies.
Annals of clinical biochemistry 1991;28 ( Pt 3)():272-8.
1991: Callum G Fraser; Per Hyltoft Petersen
The importance of imprecision.
Annals of clinical biochemistry 1991;28 ( Pt 3)():207-11.
1991: Finn Edler von Eyben; Ole Blaabjerg; Per Hyltoft Petersen; S Mommsen; E L Madsen; Finn Kirpekar; S S Li; Karsten Kristiansen
Lactate dehydrogenase isoenzyme 1 in testicular germ cell tumors.
Recent results in cancer research. Fortschritte der Krebsforschung. Progrès dans les recherches sur le cancer 1991;123():85-92.
1989: C B Kancir; Per Hyltoft Petersen; T Madsen
Effects of erythrocytes, bicarbonate, temperature and albumin on in vitro ionized calcium variations with pH.
Scandinavian journal of clinical and laboratory investigation 1989;49(5):475-82.
1988: C B Kancir; T Madsen; Per Hyltoft Petersen; D Stokke
Calcium, magnesium and phosphate during and after hypothermic cardiopulmonary bypass without temperature correction of acid base status.
Acta anaesthesiologica Scandinavica 1988;32(8):676-80.
1988: Finn Edler von Eyben; Ole Blaabjerg; Per Hyltoft Petersen; M Hørder; H V Nielsen; S Kruse-Andersen; E Parlev
Serum lactate dehydrogenase isoenzyme 1 as a marker of testicular germ cell tumor.
The Journal of urology 1988;140(5):986-90.
1988: Søren Risom Kristensen; Per Hyltoft Petersen
Quiescent fibroblasts in a cellular model system.
Scandinavian journal of clinical and laboratory investigation 1988;48(5):413-7.
1988: C B Kancir; Per Hyltoft Petersen; T Madsen; A S Olesen
In vivo and in vitro ionized calcium variations induced by acute respiratory acid base disturbances.
Clinica chimica acta; international journal of clinical chemistry 1988;175(3):307-13.
1988: Per Hyltoft Petersen; M Hørder
Ways of assessing quality goals for diagnostic tests in clinical situations.
Archives of pathology & laboratory medicine 1988;112(4):435-43.
1988: C B Kancir; M Wanscher; Per Hyltoft Petersen
Ionized and total calcium variations induced by haemodialysis.
Nephron 1988;48(4):319-23.
1982: I Brandslund; Per Hyltoft Petersen; M M Brinkløv; P K Andersen; E Parlev
Catabolism of haemoglobin-haptoglobin complexes in haemolytic uraemia-like syndromes of different etiologies.
Scandinavian journal of clinical and laboratory investigation 1982;42(6):521-7.