title: [Open access upper endoscopy. Selection of upper endoscopy].
authors.forename: P
authors.initials: P
authors.lastname: Bytzer
mesh_terms: D016099:Endoscopy, Gastrointestinal / Q000379:methods; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006801:Humans
vernacular_title: Apen mottakelse til øvre endoskopi. Selektion til øvre endoskopi.