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Gastroenterology Clinics of North America|September 1, 1990
Barrett's esophagus. Current assessment and future perspectivesS C Polepalle, R W McCallumDigestive Diseases and Sciences|November 1, 1991
Completion gastrectomy for refractory gastroparesis following surgery for peptic ulcer disease. Long-term follow-up with subjective and objective parametersR W McCallum, S C Polepalle, B SchirmerPageof 1