title: [Evaluation of ascending and descending venography in the diagnosis of deep vein valvular incompetence of the leg].
authors.forename: X P
authors.initials: XP
authors.lastname: Gu
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007866:Leg / Q000098:blood supply*; D008297:Male; D008875:Middle Aged; D010690:Phlebography / Q000379:methods; D014689:Venous Insufficiency / Q000000981:diagnostic imaging*