Views^W contrast percutaneous transhepatic:Find:Pt:Abdomen>Biliary ducts+Gallbladder:Doc:RF
views^w contrast percutaneous transhepatic:find:pt:abdomen>biliary ducts+gallbladder:doc:rf
RF BDs+GB Views W contr PC transhepatic
rf bds+gb views w contr pc transhepatic