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García-González E, Castro-Llamas J, Karchmer S, Zúñiga J, de Oca DM, Ambaz M, Bolaños R, Granados J.García-González E, et al. Among authors: karchmer s.Int J Dermatol. 1999 Jan;38(1):46-51. doi: 10.1046/j.1365-4362.1999.00524.x.Int J Dermatol. 1999.PMID: 10065610