title: A vascular surgeon's dilemma.
mesh_terms: D001696:Biomechanical Phenomena; D001705:Bioprosthesis; D001807:Blood Vessel Prosthesis; D005263:Femoral Artery / Q000601:surgery; D006083:Graft Occlusion, Vascular; D006801:Humans; D011150:Popliteal Artery / Q000601:surgery; D014471:Umbilical Veins