title: [Controlled therapeutic test of demethylchlortetracycline in acne vulgaris].
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy*; D003707:Demeclocycline / Q000627:therapeutic use*; D006801:Humans
chemical_list: D003707:Demeclocycline
vernacular_title: Ensayo terapéutico controlado de la demetilclortetraciclina en el acné vulgar.