[1]
M. Schaller, H. Korting, H. Wolff, C. Schirren, and W. Burgdorf, “Multiple keratoacanthomas, giant keratoacanthoma and keratoacanthoma centrifugum marginatum: development in a single patient and treatment with oral isotretinoin”., Acta Derm Venereol, vol. 76, no. 1, pp. 40–42, Jan. 1996.