title: The treatment of acne vulgaris with graded abrasive creams. Report of a clinical trial.
mesh_terms: D000152:Acne Vulgaris / Q000628:therapy*; D006801:Humans; D009824:Ointments / Q000628:therapy*
chemical_list: D009824:Ointments
keywords: ACNE/therapy; OINTMENTS/therapy