Fertility and Sterility
Fertility and Sterility > 2012 > 97 > 1 > 28-38.e25
Fertility and Sterility > 2012 > 97 > 2 > 494-500
Fertility and Sterility > 2012 > 97 > 2 > 501-508
Fertility and Sterility > 2012 > 97 > 3 > 786-791
Fertility and Sterility > 2012 > 97 > 4 > 1009-1015