title: Duplex sonographic assessment of portosystemic shunts.
authors.forename: R N
authors.initials: RN
authors.lastname: Gibson
mesh_terms: D006801:Humans; D006975:Hypertension, Portal / Q000503:physiopathology / Q000601:surgery; D011168:Portal System / Q000503:physiopathology; D011170:Portasystemic Shunt, Surgical; D012039:Regional Blood Flow; D014463:Ultrasonography