Presidential address 1985. The A/S/G/E--problems, progress, and promise.
D004724:Endoscopy / Q000193:education; D005762:Gastroenterology / Q000191:economics / Q000193:education / Q000592:standards / Q000639:trends; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006801:Humans; D012955:Societies, Medical