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Gregory Scott Cooper

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Gregory Scott Cooper; Tzyung Doug Kou; Richard C K Wong
Use and impact of early endoscopy in elderly patients with peptic ulcer hemorrhage: a population-based analysis.
Gregory Scott Cooper; Tzyung Doug Kou; Amitabh Chak
Receipt of previous diagnoses and endoscopy and outcome from esophageal adenocarcinoma: a population-based study with temporal trends.
Gregory Scott Cooper; Tzyung Doug Kou; Richard C K Wong
Outpatient management of nonvariceal upper gastrointestinal hemorrhage: unexpected mortality in Medicare beneficiaries.

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All Publications

2009: Gregory Scott Cooper; Tzyung Doug Kou; Richard C K Wong
Use and impact of early endoscopy in elderly patients with peptic ulcer hemorrhage: a population-based analysis.
Gastrointestinal endoscopy 2009;70(2):229-35.
2009: Gregory Scott Cooper; Tzyung Doug Kou; Amitabh Chak
Receipt of previous diagnoses and endoscopy and outcome from esophageal adenocarcinoma: a population-based study with temporal trends.
The American journal of gastroenterology 2009;104(6):1356-62.
2009: Gregory Scott Cooper; Tzyung Doug Kou; Richard C K Wong
Outpatient management of nonvariceal upper gastrointestinal hemorrhage: unexpected mortality in Medicare beneficiaries.
Gastroenterology 2009;136(1):108-14.
2008: Gregory Scott Cooper; Tzuyung Doug Kou; Harry L Reynolds
Receipt of guideline-recommended follow-up in older colorectal cancer survivors : a population-based analysis.
Cancer 2008;113(8):2029-37.
2008: Gregory Scott Cooper; Tzuyung Doug Kou
Underuse of colorectal cancer screening in a cohort of Medicare beneficiaries.
Cancer 2008;112(2):293-9.
2008: Julie L Worthington; Siran M Koroukian; Gregory Scott Cooper
Examining the characteristics of unstaged colon and rectal cancer cases.
Cancer detection and prevention 2008;32(3):251-8.
2008: Linda C Cummings; Gregory Scott Cooper
Descriptive epidemiology of esophageal carcinoma in the Ohio Cancer Registry.
Cancer detection and prevention 2008;32(1):87-92.
2008: Ananya Das; Tamir Ben-Menachem; Farees T Farooq; Gregory Scott Cooper; Amitabh Chak; Michael V Sivak; Richard C K Wong
Artificial neural network as a predictive instrument in patients with acute nonvariceal upper gastrointestinal hemorrhage.
Gastroenterology 2008;134(1):65-74.
2007: Edsel Maurice Salvana; Gregory Scott Cooper; Robert A Salata
Mycobacterium other than tuberculosis (MOTT) infection: an emerging disease in infliximab-treated patients.
The Journal of infection 2007;55(6):484-7.
2007: Gregory Scott Cooper
Colonoscopy: a tarnished gold standard?
Gastroenterology 2007;132(7):2588-90.
2007: Jessica C Diggs; Fang Xu; Mireya Diaz; Gregory Scott Cooper; Siran M Koroukian
Failure to screen: predictors and burden of emergency colorectal cancer resection.
The American journal of managed care 2007;13(3):157-64.
2007: Linda C Cummings; Jonathan D Payes; Gregory Scott Cooper
Survival after hepatic resection in metastatic colorectal cancer: a population-based study.
Cancer 2007;109(4):718-26.
2007: Gregory Scott Cooper; Lonni R Schultz; Jan Simpkins; Jennifer Elston Lafata
The utility of administrative data for measuring adherence to cancer surveillance care guidelines.
Medical care 2007;45(1):66-72.
2007: Florian Rieder; Ling Cheng; Karen M Harnett; Amitabh Chak; Gregory Scott Cooper; Gerard Isenberg; Monica Ray; Jeffry A Katz; Andrew Catanzaro; Robert O'Shea; Anthony B Post; Richard Wong; Michael V Sivak; Thomas S McCormick; Manijeh Phillips; Gail A West; Joseph E Willis; Piero Biancani; Claudio Fiocchi
Gastroesophageal reflux disease-associated esophagitis induces endogenous cytokine production leading to motor abnormalities.
Gastroenterology 2007;132(1):154-65.
2006: Gregory Scott Cooper; Jonathan D Payes
Temporal trends in colorectal procedure use after colorectal cancer resection.
Gastrointestinal endoscopy 2006;64(6):933-40.
2006: Siran M Koroukian; Fang Xu; Avi Dor; Gregory Scott Cooper
Colorectal cancer screening in the elderly population: disparities by dual Medicare-Medicaid enrollment status.
Health services research 2006;41(6):2136-54.
2006: Hashem B El-Serag; Laura Petersen; Howard Hampel; Peter Richardson; Gregory Scott Cooper
The use of screening colonoscopy for patients cared for by the Department of Veterans Affairs.
Archives of internal medicine 2006;166(20):2202-8.
2006: Vikram Boolchand; Gregory Olds; Joseph Singh; Pankaj Singh; Amitabh Chak; Gregory Scott Cooper
Colorectal screening after polypectomy: a national survey study of primary care physicians.
Annals of internal medicine 2006;145(9):654-9.
2006: Gregory Scott Cooper
Con: screening colonoscopy in the extreme elderly is not a wise choice.
The American journal of gastroenterology 2006;101(8):1715-7; discussion 1717-8.
2006: Ananya Das; Amitabh Chak; Gregory Scott Cooper
Temporal trend in relative risk of second primary colorectal cancer.
The American journal of gastroenterology 2006;101(6):1342-7.
2006: Ananya Das; Amitabh Chak; Michael V Sivak; Jonathan Payes; Gregory Scott Cooper
Endoscopic ultrasonography and prognosis of esophageal cancer.
Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association 2006;4(6):695-700.
2006: Gregory Scott Cooper; Christine Cole Johnson; Lois Lamerato; Laila M Poisson; Lonni R Schultz; Jan Simpkins; Karen Wells; Marianne Ulcickas Yood; Gary Chase; S David Nathanson; Jennifer Elston Lafata
Use of guideline recommended follow-up care in cancer survivors: routine or diagnostic indications?
Medical care 2006;44(6):590-4.
2006: Vikram Boolchand; Ashley Faulx; Ananya Das; Stephen J Zyzanski; Gerard Isenberg; Gregory Scott Cooper; Michael V Sivak; Amitabh Chak
Primary care physician attitudes toward endoscopic screening for GERD symptoms and unsedated esophagoscopy.
Gastrointestinal endoscopy 2006;63(2):228-33.
2005: Gregory Scott Cooper; Amitabh Chak; Siran M Koroukian
The polyp detection rate of colonoscopy: a national study of Medicare beneficiaries.
The American journal of medicine 2005;118(12):1413.
2005: Ashley Faulx; Stacie F Vela; Ananya Das; Gregory Scott Cooper; Michael V Sivak; Gerard Isenberg; Amitabh Chak
The changing landscape of practice patterns regarding unsedated endoscopy and propofol use: a national Web survey.
Gastrointestinal endoscopy 2005;62(1):9-15.
2005: Siran M Koroukian; David Litaker; Avi Dor; Gregory Scott Cooper
Use of preventive services by Medicare fee-for-service beneficiaries: does spillover from managed care matter?
Medical care 2005;43(5):445-52.
2005: Gregory Olds; Gregory Scott Cooper; Amitabh Chak; Michael V Sivak; Aniruddha A Chitale; Richard C K Wong
The yield of bleeding scans in acute lower gastrointestinal hemorrhage.
Journal of clinical gastroenterology 2005;39(4):273-7.
2005: Gregory Scott Cooper; Jonathan D Payes
Receipt of colorectal testing prior to colorectal carcinoma diagnosis.
Cancer 2005;103(4):696-701.
2004: Gregory Scott Cooper; Siran M Koroukian
Geographic variation among Medicare beneficiaries in the use of colorectal carcinoma screening procedures.
The American journal of gastroenterology 2004;99(8):1544-50.
2004: Patrick R Pfau; Gregory Scott Cooper; Mark D Carlson; Amitabh Chak; Michael V Sivak; Judith A Gonet; Karen K Boyd; Richard C K Wong
Success and shortcomings of a clinical care pathway in the management of acute nonvariceal upper gastrointestinal bleeding.
The American journal of gastroenterology 2004;99(3):425-31.
2004: David A Barzilai; Siran M Koroukian; Duncan Neuhauser; Kevin D Cooper; Alfred A Rimm; Gregory Scott Cooper
The sensitivity of Medicare data for identifying incident cases of invasive melanoma (United States).
Cancer causes & control : CCC 2004;15(2):179-84.
2004: David A Barzilai; Kevin D Cooper; Duncan Neuhauser; Alfred A Rimm; Gregory Scott Cooper
Geographic and patient variation in receipt of surveillance procedures after local excision of cutaneous melanoma.
The Journal of investigative dermatology 2004;122(2):246-55.
2004: Ananya Das; Alfred I Neugut; Gregory Scott Cooper; Amitabh Chak
Association of ampullary and colorectal malignancies.
Cancer 2004;100(3):524-30.
2004: Gregory Scott Cooper; Siran M Koroukian
Racial disparities in the use of and indications for colorectal procedures in Medicare beneficiaries.
Cancer 2004;100(2):418-24.
2004: Gregory Scott Cooper; William A Mourad; Siran M Koroukian
Diagnosis and treatment of gastroesophageal reflux disease in Ohio Medicaid patients: practice patterns and temporal trends.
Pharmacoepidemiology and drug safety 2004;13(1):21-7.
2003: Ananya Das; Tamir Ben-Menachem; Gregory Scott Cooper; Amitabh Chak; Michael V Sivak; Judith A Gonet; Richard C K Wong
Prediction of outcome in acute lower-gastrointestinal haemorrhage based on an artificial neural network: internal and external validation of a predictive model.
Lancet 2003;362(9392):1261-6.
2003: Siran M Koroukian; Gregory Scott Cooper; Alfred A Rimm
Ability of Medicaid claims data to identify incident cases of breast cancer in the Ohio Medicaid population.
Health services research 2003;38(3):947-60.
2003: Gregory Scott Cooper
Endoscopic screening and surveillance for Barrett's esophagus: can claims data determine its effectiveness?
Gastrointestinal endoscopy 2003;57(7):914-6.
2003: Andrew Catanzaro; Ashley Faulx; Gerard A Isenberg; Richard C K Wong; Gregory Scott Cooper; Michael V Sivak; Amitabh Chak
Prospective evaluation of 4-mm diameter endoscopes for esophagoscopy in sedated and unsedated patients.
Gastrointestinal endoscopy 2003;57(3):300-4.
2003: Roger J Charles; Gregory Scott Cooper; Richard C K Wong; Michael V Sivak; Amitabh Chak
Effectiveness of open-access endoscopy in routine primary-care practice.
Gastrointestinal endoscopy 2003;57(2):183-6.
2002: Amitabh Chak; T Lee; Margaret Kinnard; Wendy Brock; Ashley Faulx; Joseph Willis; Gregory Scott Cooper; Michael V Sivak; Katrina Goddard
Familial aggregation of Barrett's oesophagus, oesophageal adenocarcinoma, and oesophagogastric junctional adenocarcinoma in Caucasian adults.
Gut 2002;51(3):323-8.
2002: Joan L Warren; Linda C Harlan; Angela Fahey; Beth A Virnig; Jean L Freeman; Carrie N Klabunde; Gregory Scott Cooper; Kevin B Knopf
Utility of the SEER-Medicare data to identify chemotherapy use.
Medical care 2002;40(8 Suppl):IV-55-61.
2002: Beth A Virnig; Joan L Warren; Gregory Scott Cooper; Carrie N Klabunde; Nicola Schussler; Jean Freeman
Studying radiation therapy using SEER-Medicare-linked data.
Medical care 2002;40(8 Suppl):IV-49-54.
2002: Gregory Scott Cooper; Beth A Virnig; Carrie N Klabunde; Nicola Schussler; Jean Freeman; Joan L Warren
Use of SEER-Medicare data for measuring cancer surgery.
Medical care 2002;40(8 Suppl):IV-43-8.
2002: Jean L Freeman; Carrie N Klabunde; Nicola Schussler; Joan L Warren; Beth A Virnig; Gregory Scott Cooper
Measuring breast, colorectal, and prostate cancer screening with medicare claims data.
Medical care 2002;40(8 Suppl):IV-36-42.
2002: Gregory Scott Cooper; Zhong Yuan; Amitabh Chak; Alfred A Rimm
Association of prediagnosis endoscopy with stage and survival in adenocarcinoma of the esophagus and gastric cardia.
Cancer 2002;95(1):32-8.
2002: Joseph Willis; Gregory Scott Cooper; Gerard Isenberg; Michael V Sivak; Nathan Levitan; Julie Clayman; Amitabh Chak
Correlation of EUS measurement with pathologic assessment of neoadjuvant therapy response in esophageal carcinoma.
Gastrointestinal endoscopy 2002;55(6):655-61.
2002: Ashley Faulx; Andrew Catanzaro; Stephen J Zyzanski; Gregory Scott Cooper; Patrick R Pfau; Gerard Isenberg; Richard C K Wong; Michael V Sivak; Amitabh Chak
Patient tolerance and acceptance of unsedated ultrathin esophagoscopy.
Gastrointestinal endoscopy 2002;55(6):620-3.
2002: Kenji Kobayashi; Gregory Scott Cooper; Amitabh Chak; Michael V Sivak; Richard C K Wong
A prospective evaluation of outcome in patients referred for PEG placement.
Gastrointestinal endoscopy 2002;55(4):500-6.
2002: Andrew Catanzaro; Ashley Faulx; Patrick R Pfau; Gregory Scott Cooper; Gerard Isenberg; Richard C K Wong; Michael V Sivak; Amitabh Chak
Accuracy of a narrow-diameter battery-powered endoscope in sedated and unsedated patients.
Gastrointestinal endoscopy 2002;55(4):484-7.
2002: Gregory Scott Cooper; Zhong Yuan; Reena N Jethva; Alfred A Rimm
Use of Medicare claims data to measure county-level variation in breast carcinoma incidence and mammography rates.
Cancer detection and prevention 2002;26(3):197-202.
2001: Gregory Scott Cooper; Meredith A Goodwin; Kurt C Stange
The delivery of preventive services for patient symptoms.
American journal of preventive medicine 2001;21(3):177-81.
2001: M J Hegewald; G Isenberg; Richard K Sterling; Gregory Scott Cooper; Amitabh Chak; Michael V Sivak
Evaluation of a rapid urine amylase test using post-ERCP hyperamylasemia as a model.
The American journal of gastroenterology 2001;96(9):2640-5.
2001: Gregory Scott Cooper; Zhong Yuan; R N Jethva; Alfred A Rimm
Determination of county-level prostate carcinoma incidence and detection rates with Medicare claims data.
Cancer 2001;92(1):102-9.
2001: Zhong Yuan; N Dawson; Gregory Scott Cooper; Doug Einstadter; Randall D Cebul; Alfred A Rimm
Effects of alcohol-related disease on hip fracture and mortality: a retrospective cohort study of hospitalized Medicare beneficiaries.
American journal of public health 2001;91(7):1089-93.
2001: Ottorino Costantini; K Huck; Mark D Carlson; K Boyd; C M Buchter; P Raiz; Gregory Scott Cooper
Impact of a guideline-based disease management team on outcomes of hospitalized patients with congestive heart failure.
Archives of internal medicine 2001;161(2):177-82.
2001: Amitabh Chak; Gregory Scott Cooper; L E Lloyd; C S Kolz; B A Barnhart; Richard C K Wong
Effectiveness of endoscopy in patients admitted to the intensive care unit with upper GI hemorrhage.
Gastrointestinal endoscopy 2001;53(1):6-13.
2000: Amitabh Chak; Gregory Scott Cooper; L E Lloyd; PJ Hammar; K Issa; Gary E Rosenthal
Effectiveness of ERCP in cholangitis: a community-based study.
Gastrointestinal endoscopy 2000;52(4):484-9.
2000: Richard C K Wong; Amitabh Chak; Kenji Kobayashi; Gerard A Isenberg; Gregory Scott Cooper; David L. Carr-Locke; Michael V Sivak
Role of Doppler US in acute peptic ulcer hemorrhage: can it predict failure of endoscopic therapy?
Gastrointestinal endoscopy 2000;52(3):315-21.
2000: Gregory Scott Cooper; K B Armitage; Bimal H Ashar; Ottorino Costantini; F A Creighton; P Raiz; R C Wong; Mark D Carlson
Design and implementation of an inpatient disease management program.
The American journal of managed care 2000;6(7):793-801.
2000: Gregory Scott Cooper; Z Yuan; Amitabh Chak; Alfred A Rimm
Patterns of endoscopic follow-up after surgery for nonmetastatic colorectal cancer.
Gastrointestinal endoscopy 2000;52(1):33-8.
2000: Amitabh Chak; Marcia Canto; Gregory Scott Cooper; G Isenberg; J Willis; Nathan Levitan; Julie Clayman; Arlene A Forastiere; Elisabeth Iljas Heath; M V Sivak
Endosonographic assessment of multimodality therapy predicts survival of esophageal carcinoma patients.
Cancer 2000;88(8):1788-95.
2000: B M Block; Carl A Sirio; Gregory Scott Cooper; David L DiGiuseppe; Gary E Rosenthal
Use of intensive care-specific interventions in major teaching and other hospitals: a regional comparison.
Critical care medicine 2000;28(4):1204-7.
2000: Gregory Scott Cooper; Zhong Yuan; Kurt C Stange; Leslie K Dennis; Saeid B Amini; Alfred A Rimm
Agreement of Medicare claims and tumor registry data for assessment of cancer-related treatment.
Medical care 2000;38(4):411-21.
2000: Gregory Scott Cooper; Amitabh Chak; L E Lloyd; P J Yurchick; D L Harper; G E Rosenthal
The accuracy of diagnosis and procedural codes for patients with upper GI hemorrhage.
Gastrointestinal endoscopy 2000;51(4 Pt 1):423-6.
2000: Zhong Yuan; Gregory Scott Cooper; Doug Einstadter; Randall D Cebul; Alfred A Rimm
The association between hospital type and mortality and length of stay: a study of 16.9 million hospitalized Medicare beneficiaries.
Medical care 2000;38(2):231-45.
1999: Gregory Scott Cooper; Zhong Yuan; L Veri; Alfred A Rimm; Kurt C Stange
Colorectal carcinoma screening attitudes and practices among primary care physicians in counties at extremes of either high or low cancer case-fatality.
Cancer 1999;86(9):1669-74.
1999: R J Charles; Amitabh Chak; Gregory Scott Cooper; Richard C K Wong; Michael V Sivak
Use of open access in GI endoscopy at an academic medical center.
Gastrointestinal endoscopy 1999;50(4):480-5.
1999: Amitabh Chak; Gregory Scott Cooper
Procedure-specific outcomes assessment for endoscopic ultrasonography.
Gastrointestinal endoscopy clinics of North America 1999;9(4):649-56, vii.
1999: Gregory Scott Cooper; Zhong Yuan; Kurt C Stange; Saeid B Amini; Leslie K Dennis; Alfred A Rimm
The utility of Medicare claims data for measuring cancer stage.
Medical care 1999;37(7):706-11.
1999: K Kobayashi; Gregory Scott Cooper; Mark D Grant; MA Rudberg
Gastrostomy placement and mortality among hospitalized Medicare beneficiaries.
Gastrointestinal endoscopy 1999;49(6):810-1.
1999: Amitabh Chak; G Isenberg; S Mallery; J Van Dam; Gregory Scott Cooper; Michael V Sivak
Prospective comparative evaluation of video US endoscope.
Gastrointestinal endoscopy 1999;49(6):695-9.
1999: Gregory Scott Cooper; Zhong Yuan; Amitabh Chak; Alfred A Rimm
Geographic and patient variation among Medicare beneficiaries in the use of follow-up testing after surgery for nonmetastatic colorectal carcinoma.
Cancer 1999;85(10):2124-31.
1999: Gregory Scott Cooper; Zhong Yuan; Kurt C Stange; Leslie K Dennis; Saeid B Amini; Alfred A Rimm
The sensitivity of Medicare claims data for case ascertainment of six common cancers.
Medical care 1999;37(5):436-44.
1999: Amitabh Chak; Robert H Hawes; Gregory Scott Cooper; Brenda J Hoffman; Marc F Catalano; R C Wong; T E Herbener; M V Sivak
Prospective assessment of the utility of EUS in the evaluation of gallstone pancreatitis.
Gastrointestinal endoscopy 1999;49(5):599-604.
1999: Gregory Scott Cooper; Carl A Sirio; Armando J Rotondi; LB Shepardson; Gary E Rosenthal
Are readmissions to the intensive care unit a useful measure of hospital performance?
Medical care 1999;37(4):399-408.
1999: Carl A Sirio; LB Shepardson; Armando J Rotondi; Gregory Scott Cooper; Derek C Angus; Dwain L Harper; Gary E Rosenthal
Community-wide assessment of intensive care outcomes using a physiologically based prognostic measure: implications for critical care delivery from Cleveland Health Quality Choice.
Chest 1999;115(3):793-801.
1999: Gregory Scott Cooper; Amitabh Chak; LE Way; PJ Hammar; Dwain L Harper; Gary E Rosenthal
Early endoscopy in upper gastrointestinal hemorrhage: associations with recurrent bleeding, surgery, and length of hospital stay.
Gastrointestinal endoscopy 1999;49(2):145-52.
1999: DF Liu; K Ferguson; Gregory Scott Cooper; William M Grady; Joseph Willis
p27 cell-cycle inhibitor is inversely correlated with lymph node metastases in right-sided colon cancer.
Journal of clinical laboratory analysis 1999;13(6):291-5.
1998: Amitabh Chak; AM Soweid; Brenda J Hoffman; P Stevens; Robert H Hawes; Charles J Lightdale; Gregory Scott Cooper; Marcia Canto; Michael V Sivak
Clinical implications of endoluminal ultrasonography using through-the-scope catheter probes.
Gastrointestinal endoscopy 1998;48(5):485-90.
1998: Gregory Scott Cooper; Amitabh Chak; LE Way; PJ Hammar; Dwain L Harper; Gary E Rosenthal
Endoscopic practice for upper gastrointestinal hemorrhage: differences between major teaching and community-based hospitals.
Gastrointestinal endoscopy 1998;48(4):348-53.
1998: Gregory Scott Cooper; Zhong Yuan; Kurt C Stange; Alfred A Rimm
Use of Medicare claims data to measure county-level variations in the incidence of colorectal carcinoma.
Cancer 1998;83(4):673-8.
1998: Amitabh Chak; AM Soweid; Brenda J Hoffman; P Stevens; Robert H Hawes; Charles J Lightdale; Gregory Scott Cooper; Marcia Canto; Michael V Sivak
Clinical implications of catheter probe-assisted endoluminal ultrasonography.
Endoscopy 1998;30 Suppl 1():A169-72.
1998: Amitabh Chak; Gerard Isenberg; S Mallery; J VanDam; Gregory Scott Cooper; Michael V Sivak
Video echoendoscopy in the United States.
Endoscopy 1998;30 Suppl 1():A135-7.
1998: Gary E Rosenthal; Carl A Sirio; LB Shepardson; Dwain L Harper; Armando J Rotondi; Gregory Scott Cooper
Use of intensive care units for patients with low severity of illness.
Archives of internal medicine 1998;158(10):1144-51.
1998: Gregory Scott Cooper; Richard Fortinsky; R Hapke; C Seth Landefeld
Factors associated with the use of flexible sigmoidoscopy as a screening test for the detection of colorectal carcinoma by primary care physicians.
Cancer 1998;82(8):1476-81.
1998: Gregory Scott Cooper; Amitabh Chak; Alfred F Connors; Dwain L Harper; Gary E Rosenthal
The effectiveness of early endoscopy for upper gastrointestinal hemorrhage: a community-based analysis.
Medical care 1998;36(4):462-74.
1998: K Hornbuckle; A Chak; Hillard M Lazarus; Gregory Scott Cooper; LA Kutteh; Rasim Gucalp; P S Carlisle; Joseph A Sparano; P Parker; Robert A Salata
Determination and validation of a predictive model for Clostridium difficile diarrhea in hospitalized oncology patients.
Annals of oncology : official journal of the European Society for Medical Oncology / ESMO 1998;9(3):307-11.
1998: Amitabh Chak; Gregory Scott Cooper; Marcia Canto; BJ Pollack; Michael V Sivak
Enteroscopy for the initial evaluation of iron deficiency.
Gastrointestinal endoscopy 1998;47(2):144-8.
1998: Gregory Scott Cooper; Zhong Yuan; SJ Bowlin; Leslie K Dennis; R Kelly; Hegang Chen; Alfred A Rimm
An ecological study of the effectiveness of mammography in reducing breast cancer mortality.
American journal of public health 1998;88(2):281-4.
1998: Amitabh Chak; M K Koehler; S N Sundaram; Gregory Scott Cooper; Marcia Canto; Michael V Sivak
Diagnostic and therapeutic impact of push enteroscopy: analysis of factors associated with positive findings.
Gastrointestinal endoscopy 1998;47(1):18-22.
1997: Gregory Scott Cooper
Outcomes research in endoscopy: current status and future directions.
Gastrointestinal endoscopy 1997;46(4):374-7.
1997: Gregory Scott Cooper; Paul E Bellamy; Neal V Dawson; N Desbiens; William J Fulkerson; L Goldman; L M Quinn; T Speroff; C Seth Landefeld
A prognostic model for patients with end-stage liver disease.
Gastroenterology 1997;113(4):1278-88.
1997: Gregory Scott Cooper; Richard Fortinsky; R Hapke; C Seth Landefeld
Primary care physician recommendations for colorectal cancer screening. Patient and practitioner factors.
Archives of internal medicine 1997;157(17):1946-50.
1997: Gary E Rosenthal; Dwain L Harper; L M Quinn; Gregory Scott Cooper
Severity-adjusted mortality and length of stay in teaching and nonteaching hospitals. Results of a regional study.
JAMA : the journal of the American Medical Association 1997;278(6):485-90.
1997: Gregory Scott Cooper; Z Yuan; Gary E Rosenthal; Amitabh Chak; Alfred A Rimm
Lack of gender and racial differences in surgery and mortality in hospitalized Medicare beneficiaries with bleeding peptic ulcer.
Journal of general internal medicine 1997;12(8):485-90.
1997: Gregory Scott Cooper; Z Yuan; Alfred A Rimm
Racial disparity in the incidence and case-fatality of colorectal cancer: analysis of 329 United States counties.
Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 1997;6(4):283-5.
1997: Amitabh Chak; Marcia Canto; Peter D Stevens; Charles J Lightdale; F Van de Mierop; Gregory Scott Cooper; BJ Pollack; Michael V Sivak
Clinical applications of a new through-the-scope ultrasound probe: prospective comparison with an ultrasound endoscope.
Gastrointestinal endoscopy 1997;45(3):291-5.
1996: Amitabh Chak; A B Post; Gregory Scott Cooper
Clinical variables associated with colorectal cancer on colonoscopy: a prediction model.
The American journal of gastroenterology 1996;91(12):2483-8.
1996: Gregory Scott Cooper; Amitabh Chak; Dwain L Harper; Michael Pine; Gary E Rosenthal
Care of patients with upper gastrointestinal hemorrhage in academic medical centers: a community-based comparison.
Gastroenterology 1996;111(2):385-90.
1996: Amitabh Chak; Gregory Scott Cooper; E W Blades; Marcia Canto; Michael V Sivak
Prospective assessment of colonoscopic intubation skills in trainees.
Gastrointestinal endoscopy 1996;44(1):54-7.
1996: Gregory Scott Cooper; Zhong Yuan; C S Landefeld; A A Rimm
Surgery for colorectal cancer: Race-related differences in rates and survival among Medicare beneficiaries.
American journal of public health 1996;86(4):582-6.
1996: S Kaur; Gregory Scott Cooper; S Fakult; H M Lazarus
Incidence and outcome of overt gastrointestinal bleeding in patients undergoing bone marrow transplantation.
Digestive diseases and sciences 1996;41(3):598-603.
1996: Gregory Scott Cooper; M M Lederman; R A Salata
A predictive model to identify Clostridium difficile toxin in hospitalized patients with diarrhea.
The American journal of gastroenterology 1996;91(1):80-4.
1995: Gregory Scott Cooper; Zhong Yuan; C S Landefeld; J F Johanson; A A Rimm
A national population-based study of incidence of colorectal cancer and age. Implications for screening in older Americans.
Cancer 1995;75(3):775-81.
1994: Gregory Scott Cooper
Indications and contraindications for upper gastrointestinal endoscopy.
Gastrointestinal endoscopy clinics of North America 1994;4(3):439-54.
1994: Gregory Scott Cooper; David M Shlaes; Robert A Salata
Intraabdominal infection: differences in presentation and outcome between younger patients and the elderly.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1994;19(1):146-8.
1994: Gregory Scott Cooper; E W Blades; BF Remler; R A Salata; K W Bennert; G H Jacobs
Central nervous system Whipple's disease: relapse during therapy with trimethoprim-sulfamethoxazole and remission with cefixime.
Gastroenterology 1994;106(3):782-6.
1993: JN Aucott; Gregory Scott Cooper; A D Bloom; David C Aron
Management of gallstones in diabetic patients.
Archives of internal medicine 1993;153(9):1053-8.
1992: K De Schryver-Kecskemeti; K W Bennert; Gregory Scott Cooper; P Yang
Gastrointestinal involvement in L-tryptophan (L-Trp) associated eosinophilia-myalgia syndrome (EMS).
Digestive diseases and sciences 1992;37(5):697-701.
1990: Gregory Scott Cooper; D S Havlir; David M Shlaes; R A Salata
Polymicrobial bacteremia in the late 1980s: predictors of outcome and review of the literature.
Medicine 1990;69(2):114-23.