title: A simplified technique of phlebography for the localisation of incompetent perforating veins of the legs.
mesh_terms: D005268:Femoral Vein / Q000000981:diagnostic imaging; D006801:Humans; D007275:Injections, Intravenous; D007483:Iothalamic Acid; D008722:Methods; D010690:Phlebography; D014648:Varicose Veins / Q000000981:diagnostic imaging* / Q000601:surgery
chemical_list: D007483:Iothalamic Acid