title: Clinical evaluation of topical vitamin A acid in therapy of acne vulgaris.
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy*; D005231:Fatty Acids, Unsaturated / Q000627:therapeutic use*; D006801:Humans; D014801:Vitamin A / Q000627:therapeutic use*
chemical_list: D005231:Fatty Acids, Unsaturated; D014801:Vitamin A