Photographs:
Slides 1, 5, 14, 15, and 16
Photographs used with permission of the American Academy of Dermatology National Library of Dermatologic Teaching Slides.
Slide 2
Photograph used with permission of the Journal of the American Academy of Dermatology. This photograph was published in the Journal of the American Academy of Dermatology, Vol. # 39, White, GM, “Recent findings in the epidemiologic evidence, classification, and subtypes of acne vulgaris,” S34-7. Copyright Elsevier (1998). Journal of the American Academy of Dermatology.