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Hahka-Kemppinen M, Muhonen T, Virolainen M, Jekunen A, Asko-Seljavaara S, Pyrhönen S.Hahka-Kemppinen M, et al.Br J Dermatol. 1995 Jun;132(6):973-7. doi: 10.1111/j.1365-2133.1995.tb16958.x.Br J Dermatol. 1995.PMID: 7544996