Fertility and Sterility
Fertility and Sterility > 2009 > 91 > 6 > 2643-2649
Fertility and Sterility > 2009 > 92 > 1 > 390.e13-390.e17
Fertility and Sterility > 2009 > 91 > 6 > 2643-2649
Fertility and Sterility > 2009 > 92 > 1 > 390.e13-390.e17