[Attempts at oral cholangiography; early cholecystography].
D001659:Biliary Tract / Q000000981:diagnostic imaging*; D002758:Cholangiography; D002765:Cholecystography; D006801:Humans; D011860:Radiography, Abdominal
BILIARY TRACT/radiography
Essais de cholangiographie orale; cholécystographie précoce.