[Diagnostic value of ERC in gall bladder diseases (author's transl)].
D002760:Cholangiopancreatography, Endoscopic Retrograde; D002764:Cholecystitis / Q000000981:diagnostic imaging; D003287:Contrast Media; D006801:Humans; D001744:Urinary Bladder Calculi / Q000000981:diagnostic imaging; D001745:Urinary Bladder Diseases / Q000000981:diagnostic imaging*
D003287:Contrast Media