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Szijan I, Lohmann DR, Parma DL, Brandt B, Horsthemke B.Szijan I, et al.J Med Genet. 1995 Jun;32(6):475-9. doi: 10.1136/jmg.32.6.475.J Med Genet. 1995.PMID: 7666401Free PMC article.