title: Assessment of portal vein patency: pitfalls and problems in diagnostic comparative studies.
authors.affiliation: Veterans Administration Medical Center, West Haven, Connecticut 06516.
authors.forename: C R
authors.initials: CR
authors.lastname: Taylor
mesh_terms: D006801:Humans; D011169:Portal Vein / Q000000981:diagnostic imaging / Q000503:physiopathology*; D011172:Portography; D014463:Ultrasonography; D014654:Vascular Patency