[Evaluation of ascending and descending venography in the diagnosis of deep vein valvular incompetence of the leg].
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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*