title: Diagnosis of multilevel disease.
authors.affiliation: Department of Surgery, Northwestern University Medical School, Chicago, Illinois.
authors.forename: J S
authors.initials: JS
authors.lastname: Yao
mesh_terms: D000792:Angiography; D001161:Arteriosclerosis / Q000175:diagnosis* / Q000601:surgery; D006439:Hemodynamics / Q000502:physiology; D006801:Humans; D007511:Ischemia / Q000175:diagnosis* / Q000601:surgery; D007866:Leg / Q000098:blood supply*; D014463:Ultrasonography