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The American Journal of Gastroenterology|August 1, 1987
Eosinophilic gastroenteritis presenting with biliary and duodenal obstructionM C Rumans, D A LiebermanThe New England Journal of Medicine|September 1, 2001
One-time screening for colorectal cancer with combined fecal occult-blood testing and examination of the distal colonD A Lieberman, D G Weiss, Archives of Internal Medicine|February 1, 1988
Frequency of isolated proximal colonic polyps among patients referred for colonoscopyD A Lieberman, F W SmithGastroenterology|March 1, 1986
Intrahepatic versus extrahepatic cholestasis. Discrimination with biliary scintigraphy combined with ultrasoundD A Lieberman, G T KrishnamurthyThe American Journal of Managed Care|February 28, 2001
How far to go? Screening and surveillance in Barrett's esophagusD A Lieberman, R E SamplinerAnnals of Internal Medicine|January 1, 1986
Treatment of severe reflux esophagitis with cimetidine and metoclopramideD A Lieberman, E B KeeffeThe American Journal of Gastroenterology|August 1, 1992
Physician assistants in gastroenterology: should they perform endoscopy?D A Lieberman, J M GhormleyGastrointestinal Endoscopy|May 1, 1996
Effect of oral sodium phosphate colon preparation on serum electrolytes in patients with normal serum creatinineD A Lieberman, J Ghormley, K FloraThe American Journal of Gastroenterology|August 1, 1997
Risk factors for Barrett's esophagus in community-based practice. GORGE consortium. Gastroenterology Outcomes Research Group in EndoscopyD A Lieberman, M Oehlke, M HelfandMedical Decision Making : an International Journal of the Society for Medical Decision Making|July 1, 1997
Community-based research--a framework for problem formulation: the case of upper endoscopy for gastroesophageal reflux diseaseM Helfand, M A Oehlke, D A LiebermanPageof 24