Guidance for endoscopy^15M post contrast retrograde intrabiliary:Find:Pt:Abdomen>Biliary ducts+pancreatic duct:Doc:RF
guidance for endoscopy^15m post contrast retrograde intrabiliary:find:pt:abdomen>biliary ducts+pancreatic duct:doc:rf
RF Guided BD+PD Endo--15m p con ret IB
rf guided bd+pd endo--15m p con ret ib