title: Prelaparotomy diagnosis of extrahepatic biliary atresia.
mesh_terms: D001652:Bile Ducts / Q000002:abnormalities*; D002648:Child; D001651:Cholestasis, Extrahepatic / Q000201:enzymology; D006801:Humans; D005723:gamma-Glutamyltransferase / Q000097:blood
chemical_list: D005723:gamma-Glutamyltransferase