title: [Topical therapy of acne with tretinoin. Results of a clinical study].
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy*; D000287:Administration, Topical; D004341:Drug Evaluation; D005782:Gels; D006801:Humans; D009824:Ointments; D013997:Time Factors; D014801:Vitamin A / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000627:therapeutic use
chemical_list: D005782:Gels; D009824:Ointments; D014801:Vitamin A
vernacular_title: Zur externen Behandlung der Akne mit Tretinoin. Ergebnisse der klinischen Prüfung