[In memory of Peter Preisich (1921-2005)].
D016099:Endoscopy, Gastrointestinal / Q000266:history*; D005762:Gastroenterology / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D006814:Hungary; D018156:Journalism, Medical / Q000266:history; D012955:Societies, Medical / Q000266:history