title: Questions about graft surveillance.
authors.forename: Michael
authors.initials: M
authors.lastname: Allon
authors.forename: Michelle L
authors.initials: ML
authors.lastname: Robbin
mesh_terms: D003928:Diabetic Nephropathies / Q000628:therapy*; D006083:Graft Occlusion, Vascular / Q000000981:diagnostic imaging*; D006801:Humans; D006435:Renal Dialysis; D014463:Ultrasonography; D014654:Vascular Patency