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Chris Njeh

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Didier Hans; I Alekxandrova; Chris Njeh; C Le-Floch; G Conicella; P Laugier; Daniel O Slosman
Appropriateness of internal digital phantoms for monitoring the stability of the UBIS 5000 quantitative ultrasound device in clinical trials.
Mikayel Grigorian; John A Shepherd; X G Cheng; Chris Njeh; Jorg Toschke; Harry K Genant
Does osteoporosis classification using heel BMD agree across manufacturers?
John A Shepherd; Xiao Guang Cheng; Ying Lu; Chris Njeh; Jorg Toschke; Klaus Engelke; Mikayel Grigorian; Harry K Genant
Universal standardization of forearm bone densitometry.

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2005: Didier Hans; I Alekxandrova; Chris Njeh; C Le-Floch; G Conicella; P Laugier; Daniel O Slosman
Appropriateness of internal digital phantoms for monitoring the stability of the UBIS 5000 quantitative ultrasound device in clinical trials.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2005;16(4):435-45.
2002: Mikayel Grigorian; John A Shepherd; X G Cheng; Chris Njeh; Jorg Toschke; Harry K Genant
Does osteoporosis classification using heel BMD agree across manufacturers?
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2002;13(8):613-7.
2002: John A Shepherd; Xiao Guang Cheng; Ying Lu; Chris Njeh; Jorg Toschke; Klaus Engelke; Mikayel Grigorian; Harry K Genant
Universal standardization of forearm bone densitometry.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 2002;17(4):734-45.
2002: S Cheng; Chris Njeh; Bo Fan; X Cheng; Didier Hans; L Wang; Thomas Fuerst; Harry K Genant
Influence of region of interest and bone size on calcaneal BMD: implications for the accuracy of quantitative ultrasound assessments at the calcaneus.
The British journal of radiology 2002;75(889):59-68.
2001: Chris Njeh; M B Chen; Bo Fan; Mikayel Grigorian; John A Shepherd; I Saeed; Harry K Genant
Evaluation of a gel-coupled quantitative ultrasound device for bone status assessment.
Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine 2001;20(11):1219-28.
2001: Chris Njeh; I Saeed; Mikayel Grigorian; David L Kendler; Bo Fan; J Shepherd; M McClung; William M Drake; Harry K Genant
Assessment of bone status using speed of sound at multiple anatomical sites.
Ultrasound in medicine & biology 2001;27(10):1337-45.
2001: William M Drake; M McClung; Chris Njeh; Harry K Genant; C Rosen; N Watts; David L Kendler
Multisite bone ultrasound measurement on North American female reference population.
Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry 2001;4(3):239-48.
2001: Sven Prevrhal; Thomas Fuerst; Bo Fan; Chris Njeh; Didier Hans; M Uffmann; Sudesk Srivastav; Harry K Genant
Quantitative ultrasound of the tibia depends on both cortical density and thickness.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2001;12(1):28-34.
2001: Chris Njeh; Thomas Fuerst; E Diessel; Harry K Genant
Is quantitative ultrasound dependent on bone structure? A reflection.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2001;12(1):1-15.
2000: Chris Njeh; C Wu; Bo Fan; Didier Hans; Thomas Fuerst; Y He; Harry K Genant
Estimation of wrist fracture load using phalangeal speed of sound: an in vitro study.
Ultrasound in medicine & biology 2000;26(9):1517-23.
2000: Chris Njeh; Thomas Fuerst; E Diessel; Harry K Genant; K D Hausler
Association between QUS and structural parameters?
Calcified tissue international 2000;67(3):273-4.
2000: E Diessel; Thomas Fuerst; Chris Njeh; Frances A Tylavsky; Jane A Cauley; Maurice Dockrell; H K Genant
Evaluation of a new body composition phantom for quality control and cross-calibration of DXA devices.
Journal of applied physiology (Bethesda, Md. : 1985) 2000;89(2):599-605.
2000: C Wu; Didier Hans; Y He; Bo Fan; Chris Njeh; Peter Augat; John R Richards; Harry K Genant
Prediction of bone strength of distal forearm using radius bone mineral density and phalangeal speed of sound.
Bone 2000;26(5):529-33.
2000: Chris Njeh; Didier Hans; J Li; Bo Fan; Thomas Fuerst; YQ He; E Tsuda-Futami; Ying Lu; CY Wu; Harry K Genant
Comparison of six calcaneal quantitative ultrasound devices: precision and hip fracture discrimination.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2000;11(12):1051-62.
2000: Chris Njeh; H K Genant
Bone loss. Quantitative imaging techniques for assessing bone mass in rheumatoid arthritis.
Arthritis research 2000;2(6):446-50.
2000: Chris Njeh; N Shaw; Janet M M Gardner-Medwin; CM Boivin; Taunton R Southwood
Use of quantitative ultrasound to assess bone status in children with juvenile idiopathic arthritis: a pilot study.
Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry 2000;3(3):251-60.
2000: YQ He; Bo Fan; Didier Hans; J Li; CY Wu; Chris Njeh; S Zhao; Ying Lu; E Tsuda-Futami; Thomas Fuerst; Harry K Genant
Assessment of a new quantitative ultrasound calcaneus measurement: precision and discrimination of hip fractures in elderly women compared with dual X-ray absorptiometry.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 2000;11(4):354-60.
2000: E Diessel; Thomas Fuerst; Chris Njeh; Didier Hans; S Cheng; Harry K Genant
Comparison of an imaging heel quantitative ultrasound device (DTU-one) with densitometric and ultrasonic measurements.
The British journal of radiology 2000;73(865):23-30.
1999: Chris Njeh; Didier Hans; C Wu; E Kantorovich; M Sister; Thomas Fuerst; Harry K Genant
An in vitro investigation of the dependence on sample thickness of the speed of sound along the specimen.
Medical engineering & physics 1999;21(9):651-9.
1999: E Tsuda-Futami; Didier Hans; Chris Njeh; Thomas Fuerst; Bo Fan; J Li; YQ He; Harry K Genant
An evaluation of a new gel-coupled ultrasound device for the quantitative assessment of bone.
The British journal of radiology 1999;72(859):691-700.
1999: Didier Hans; Sudesk Srivastav; C Singal; Reinhard Barkmann; Chris Njeh; E Kantorovich; Claus Glüer; Harry K Genant
Does combining the results from multiple bone sites measured by a new quantitative ultrasound device improve discrimination of hip fracture?
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 1999;14(4):644-51.
1999: S Cheng; Bo Fan; L Wang; Thomas Fuerst; M Lian; Chris Njeh; Y He; M Kern; M Lappin; Frances A Tylavsky; D Casal; S Harris; Harry K Genant
Factors affecting broadband ultrasound attenuation results of the calcaneus using a gel-coupled quantitative ultrasound scanning system.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 1999;10(6):495-504.
1999: Chris Njeh; A Richards; CM Boivin; Didier Hans; Thomas Fuerst; H V Genant
Factors influencing the speed of sound through the proximal phalanges.
Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry 1999;2(3):241-9.
1999: Chris Njeh; G M Blake
Doses from dual-Xray absorptiometry (DXA) scanning to reproductive tissues of females.
Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry 1999;2(2):191-3.
1999: Sulin Cheng; Harri Suominen; S Ollikainen; J Goll; Sarianna Sipilä; Dennis R Taaffe; Thomas Fuerst; Chris Njeh; H K Genant
Comparison of ultrasound and bone mineral density assessment of the calcaneus with different regions of interest in healthy early menopausal women.
Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry 1999;2(2):117-26.
1999: Christian M Langton; Chris Njeh
Acoustic and ultrasonic tissue characterization--assessment of osteoporosis.
Proceedings of the Institution of Mechanical Engineers. Part H, Journal of engineering in medicine 1999;213(3):261-9.
1999: Chris Njeh; CM Boivin; A Gough; Didier Hans; Sudesk Srivastav; N Bulmer; J Devlin; Paul Emery
Evaluation of finger ultrasound in the assessment of bone status with application of rheumatoid arthritis.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 1999;9(1):82-90.
1999: Chris Njeh; Thomas Fuerst; Didier Hans; G M Blake; Harry K Genant
Radiation exposure in bone mineral density assessment.
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine 1999;50(1):215-36.
1999: Didier Hans; C Wu; Chris Njeh; S Zhao; Peter Augat; David Newitt; T Link; Ying Lu; Sharmila Majumdar; Harry K Genant
Ultrasound velocity of trabecular cubes reflects mainly bone density and elasticity.
Calcified tissue international 1999;64(1):18-23.
1998: Chris Njeh; J R Kearton; Didier Hans; CM Boivin
The use of quantitative ultrasound to monitor fracture healing: a feasibility study using phantoms.
Medical engineering & physics 1998;20(10):781-6.
1998: D Hans; Chris Njeh; H K Genant; P J Meunier
Quantitative ultrasound in bone status assessment.
Revue du rhumatisme (English ed.) 1998;65(7-9):489-98.
1998: A K S Gough; Philip Sambrook; J Devlin; Aarnoud P Huissoon; Chris Njeh; S Robbins; T Nguyen; Paul Emery
Osteoclastic activation is the principal mechanism leading to secondary osteoporosis in rheumatoid arthritis.
The Journal of rheumatology 1998;25(7):1282-9.
1998: Chris Njeh; CM Boivin
Variation in bone mineral density between different anatomical sites in a normal local population.
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine 1998;49(5-6):685-6.
1998: Christian M Langton; Chris Njeh
Sound-tissue interaction: the physical basis of bone ultrasonometry and limitations of existing methods.
Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry 1998;1(3):295-301.
1997: R Hodgskinson; Chris Njeh; J D Currey; Christian M Langton
The ability of ultrasound velocity to predict the stiffness of cancellous bone in vitro.
Bone 1997;21(2):183-90.
1997: Chris Njeh; S B Samat; A Nightingale; E A McNeil; CM Boivin
Radiation dose and in vitro precision in paediatric bone mineral density measurement using dual X-ray absorptiometry.
The British journal of radiology 1997;70(835):719-27.
1997: Chris Njeh; Christian M Langton
The effect of cortical endplates on ultrasound velocity through the calcaneus: an in vitro study.
The British journal of radiology 1997;70(833):504-10.
1997: Chris Njeh; C W Kuo; Christian M Langton; H I Atrah; CM Boivin
Prediction of human femoral bone strength using ultrasound velocity and BMD: an in vitro study.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 1997;7(5):471-7.
1997: Chris Njeh; CM Boivin; Christian M Langton
The role of ultrasound in the assessment of osteoporosis: a review.
Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA 1997;7(1):7-22.
1996: R Hodgskinson; Chris Njeh; M A Whitehead; Christian M Langton
The non-linear relationship between BUA and porosity in cancellous bone.
Physics in medicine and biology 1996;41(11):2411-20.
1996: Chris Njeh; R Hodgskinson; John D Currey; Christian M Langton
Orthogonal relationships between ultrasonic velocity and material properties of bovine cancellous bone.
Medical engineering & physics 1996;18(5):373-81.
1996: Christian M Langton; Chris Njeh; R Hodgskinson; John D Currey
Prediction of mechanical properties of the human calcaneus by broadband ultrasonic attenuation.
Bone 1996;18(6):495-503.
1996: Chris Njeh; K Apple; D H Temperton; CM Boivin
Radiological assessment of a new bone densitometer--the Lunar EXPERT.
The British journal of radiology 1996;69(820):335-40.