title: Sponsored congress attendance--does it happen, does it matter?
authors.forename: W
authors.initials: W
authors.lastname: Creutzfeldt
mesh_terms: D016265:Conflict of Interest; D003226:Congresses as Topic; D004345:Drug Industry; D005378:Financial Support; D005762:Gastroenterology; D005858:Germany; D006801:Humans