title: Letter: Femoropopliteal vein grafts: a test for deterioration.
mesh_terms: D005268:Femoral Vein / Q000601:surgery*; D006801:Humans; D007866:Leg / Q000098:blood supply*; D011152:Popliteal Vein / Q000601:surgery*; D011183:Postoperative Complications / Q000175:diagnosis*