Mattos, M A Does correction of stenoses identified with color duplex scanning improve infrainguinal graft patency? [electronic resource] - Journal of vascular surgery Jan 1993 - 54-64; discussion 64-6 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0741-5214 Standard No.: 10.1067/mva.1993.42590 doi Subjects--Topical Terms: AdultAgedAged, 80 and overChi-Square DistributionColorFemaleFollow-Up StudiesGraft Occlusion, Vascular--diagnostic imagingHumansMaleMiddle AgedPrognosisProspective StudiesReoperation--statistics & numerical dataThrombosis--diagnostic imagingTime FactorsTransplantation, AutologousUltrasonographyVeins--diagnostic imaging