Fertility and Sterility
Fertility and Sterility > 2000 > 73 > 4 > 779-787
Fertility and Sterility > 2000 > 74 > 1 > 41-48
Fertility and Sterility > 2000 > 74 > 2 > 313-318
Fertility and Sterility > 2000 > 74 > 5 > 1014-1019
Fertility and Sterility > 2000 > 74 > 5 > 969-975