title: [Standardization of radiological examinations of the stomach and duodenum--why? how? (author's transl)].
mesh_terms: D004386:Duodenum / Q000000981:diagnostic imaging*; D005753:Gastric Mucosa / Q000000981:diagnostic imaging; D006801:Humans; D008722:Methods; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging*; D013679:Technology, Radiologic / Q000592:standards*
vernacular_title: Standaryzacja badania radiologicznego zoładka i dwunastnicy--dlaczego? jak?