title: Varicose veins: comparative study of methods for detecting incompetent perforators.
mesh_terms: D005189:False Positive Reactions; D005452:Fluoresceins; D005471:Fluoroscopy; D006801:Humans; D007866:Leg / Q000601:surgery; D013817:Thermography; D014648:Varicose Veins / Q000175:diagnosis* / Q000601:surgery
chemical_list: D005452:Fluoresceins