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Hakamies N, Geissler PW, Borchert M.Hakamies N, et al. Among authors: geissler pw.Reprod Health Matters. 2008 May;16(31):33-43. doi: 10.1016/S0968-8080(08)31349-4.Reprod Health Matters. 2008.PMID: 18513605Free article.