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Umbert I, López-Gil F, Torné R, Umbert P.Umbert I, et al. Among authors: torne r.J Am Acad Dermatol. 1990 Mar;22(3):533-4. doi: 10.1016/s0190-9622(08)80403-3.J Am Acad Dermatol. 1990.PMID: 2312838No abstract available.