By van der Westerlaken L.   Helmerhorst F.   Verburg H.   Naaktgeboren N.   in Fertility and Sterility

ISSN:0015-0282|80|3|639-640

Elsevier‎(2003)‎

Access to resources Favorite 7.365583

By van der Westerlaken L.   Verburg H.   Naaktgeboren N.   Breuning M.   Helmerhorst F.   in Fertility and Sterility

ISSN:0015-0282|75|6|1240-1241

Elsevier‎(2001)‎

Access to resources Favorite 6.1434097

By Helmerhorst F.M.   in Human Reproduction

ISSN:1460-2350|15|2|233-233

Oxford University Press‎(2000)‎

Access to resources Favorite 3.2157364

By Helmerhorst F.M.   in Human Reproduction

ISSN:1460-2350|14|7|1669-1671

Oxford University Press‎(1999)‎

Access to resources Favorite 3.2157364

By Oei S.G.   Helmerhorst F.M.   Keirse M.J.N.   in Human Reproduction

ISSN:1460-2350|16|5|1051-1052

Oxford University Press‎(2001)‎

Access to resources Favorite 2.0098352

By Ludicke F.   Johannisson E.   Helmerhorst F.M.   Campana A.   Foidart J.-M.   Heithecker R.   in Fertility and Sterility

ISSN:0015-0282|76|1|102-107

Elsevier‎(2001)‎

Access to resources Favorite 1.6078682

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)‎

Access to resources Favorite 1.6078682

By Plaisier M.   Dennert I.   Rost E.   Koolwijk P.   van Hinsbergh V.W.M.   Helmerhorst F.M.   in Human Reproduction

ISSN:1460-2350|24|1|185-197

Oxford University Press‎(2009)‎

Access to resources Favorite 1.6078682

By Helmerhorst F.M.   Perquin D.A.M.   Dörr P.Joep   de Craen A.J.M.   in Human Reproduction

ISSN:1460-2350|21|10|2726-2727

Oxford University Press‎(2006)‎

Access to resources Favorite 1.6078682

By Knoester M.   Helmerhorst F.M.   van der Westerlaken L.A.J.   Walther F.J.   Veen S.   in Human Reproduction

ISSN:1460-2350|22|12|3098-3107

Oxford University Press‎(2007)‎

Access to resources Favorite 1.6078682