Evaluation of ultrasound echography in studies of peripheral vessels.
D002339:Carotid Arteries; D005121:Extremities / Q000098:blood supply*; D005263:Femoral Artery; D006801:Humans; D008722:Methods; D012039:Regional Blood Flow; D014463:Ultrasonography; D014652:Vascular Diseases / Q000175:diagnosis*