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ISSN:0301-2115|95|1|81-85

Elsevier‎(2001)‎

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By Mol B.W.J.   Hajenius P.J.   Engelsbel S.   Ankum W.M.   van der Veen F.   Hemrika D.J.   Bossuyt P.M.M.   in Fertility and Sterility

ISSN:0015-0282|72|4|643-645

Elsevier‎(1999)‎

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By Flierman P A   Hogerzeil H V   Hemrika D J   in Human Reproduction

ISSN:1460-2350|12|9|1945-1948

Oxford University Press‎(1997)‎

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