title: Nonhealing leg ulcers.
authors.forename: M M
authors.initials: MM
authors.lastname: Black
mesh_terms: D002280:Basal Cell Carcinoma / Q000175:diagnosis*; D006801:Humans; D007866:Leg / Q000098:blood supply; D007871:Leg Ulcer / Q000175:diagnosis*; D012878:Skin Neoplasms / Q000175:diagnosis*; D014689:Venous Insufficiency / Q000175:diagnosis