title: Letter: Pyridoxine therapy for premenstrual acne flare.
mesh_terms: D000152:Acne Vulgaris / Q000517:prevention & control*; D000293:Adolescent; D005260:Female; D006801:Humans; D008598:Menstruation; D011736:Pyridoxine / Q000627:therapeutic use*
chemical_list: D011736:Pyridoxine