title: [The 80th birthday of Prof. Norbert Henning].
mesh_terms: D001634:Bibliographies as Topic; D005762:Gastroenterology / Q000266:history; D005859:Germany, East; D049673:History, 20th Century
vernacular_title: Zum 80. Geburtstag von Herrn Professor Dr. med Dr. h. c. Norbert Henning