title: Duplex scan surveillance of infra-inguinal bypass grafts.
authors.forename: B M
authors.initials: BM
authors.lastname: Bourke
mesh_terms: D001783:Blood Flow Velocity; D006083:Graft Occlusion, Vascular / Q000000981:diagnostic imaging*; D006801:Humans; D007511:Ischemia / Q000000981:diagnostic imaging; D007866:Leg / Q000098:blood supply; D013924:Thrombophlebitis / Q000000981:diagnostic imaging / Q000601:surgery; D018616:Ultrasonography, Doppler, Duplex; D018084:Ultrasonography, Interventional; D014656:Vascular Surgical Procedures; D014680:Veins / Q000637:transplantation*