title: Do primary stasis stones occur in the common duct?
mesh_terms: D003135:Common Bile Duct / Q000473:pathology; D004108:Dilatation, Pathologic / Q000473:pathology; D042882:Gallstones / Q000453:epidemiology* / Q000473:pathology / Q000601:surgery; D006801:Humans; D012008:Recurrence