By Jongen V.H.W.M.   Brouwer W.K.   in European Journal of Obstetrics and Gynecology and Reproductive Biology

ISSN:0301-2115|84|1|7-11

Elsevier‎(1999)‎

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By Jongen V.H.W.M.   Collins J.M.P.   Lubbers J.A.   van Selm M.   in Fertility and Sterility

ISSN:0015-0282|76|3|610-611

Elsevier‎(2001)‎

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