title: Acne vulgaris: tricks and treatments. Part I.
authors.affiliation: University of Pennsylvania School of Medicine, Department of Dermatology, Philadelphia 19104, USA.
authors.forename: A M
authors.initials: AM
authors.lastname: Kligman
mesh_terms: D000152:Acne Vulgaris / Q000175:diagnosis / Q000188:drug therapy / Q000517:prevention & control; D000287:Administration, Topical; D000293:Adolescent; D017668:Age of Onset; D001706:Biopsy; D002648:Child; D005260:Female; D006801:Humans; D007641:Keratolytic Agents / Q000627:therapeutic use; D012867:Skin / Q000473:pathology; D014212:Tretinoin / Q000627:therapeutic use
chemical_list: D007641:Keratolytic Agents; D014212:Tretinoin