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Boncheva M, de Sterke J, Caspers PJ, Puppels GJ.Boncheva M, et al. Among authors: puppels gj.Exp Dermatol. 2009 Oct;18(10):870-6. doi: 10.1111/j.1600-0625.2009.00868.x. Epub 2009 Mar 10.Exp Dermatol. 2009.PMID: 19469890