Comments on the early development of gastroenterology in the United States of America.
D001659:Biliary Tract / Q000502:physiology; D003226:Congresses as Topic / Q000266:history; D004064:Digestive System / Q000000981:diagnostic imaging; D004501:Education, Medical / Q000266:history; D005762:Gastroenterology / Q000266:history*; D005769:Gastrointestinal Motility; D005773:Gastroscopy / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D007441:Intubation, Gastrointestinal / Q000266:history; D010506:Periodicals as Topic / Q000266:history; D010827:Physiology / Q000266:history; D011859:Radiography; D011877:Radionuclide Imaging / Q000266:history; D012955:Societies, Medical / Q000266:history; D014481:United States