title: [What are the duties of a professional association?].
authors.forename: Dagmar
authors.initials: D
authors.lastname: Mainz
mesh_terms: D004502:Education, Medical, Continuing / Q000458:organization & administration*; D005762:Gastroenterology / Q000458:organization & administration*; D005858:Germany; D009937:Organizational Objectives; D012955:Societies, Medical / Q000458:organization & administration*