title: [Observations on Exhirud ointment in treatment of acne vulgaris].
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy*; D024764:Hirudin Therapy; D006632:Histamine / Q000627:therapeutic use*; D006801:Humans; D009824:Ointments
chemical_list: D009824:Ointments; D006632:Histamine
vernacular_title: Beobachtungen über Exhirud-Salbe bei der Behandlung der Akne vulgaris.