Zaenglein A.L., & Graber E.M., & Thiboutot D.M. (2012). Chapter 80. acne vulgaris and acneiform eruptions. Goldsmith L.A., & Katz S.I., & Gilchrest B.A., & Paller A.S., & Leffell D.J., & Wolff K(Eds.), Fitzpatrick's Dermatology in General Medicine, 8e. McGraw Hill.
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