Topical vitamin-A-acid in acne.
D000152:Acne Vulgaris / Q000188:drug therapy*; D000287:Administration, Topical; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D015474:Isotretinoin; D012629:Sebum / Q000032:analysis; D013472:Sunlight; D014212:Tretinoin / Q000008:administration & dosage / Q000494:pharmacology / Q000627:therapeutic use*
D014212:Tretinoin; D015474:Isotretinoin