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ISSN:1460-2350|12|7|1591-1597

Oxford University Press‎(1997)‎

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By Brewaeys A.   de Bruyn J.K.   Louwe L.A.   Helmerhorst F.M.   in Human Reproduction

ISSN:1460-2350|20|3|820-824

Oxford University Press‎(2005)‎

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