Guidance for removal of calculus:Find:Pt:Abdomen>Biliary ducts:Doc:{Imaging modality}
guidance for removal of calculus:find:pt:abdomen>biliary ducts:doc:{imaging modality}
Guidance for removal of calculus:Find:Pt:Abdomen>Biliary ducts:Doc:{Imaging modality}
guidance for removal of calculus:find:pt:abdomen>biliary ducts:doc:{imaging modality}