1. Department of Obstetrics/Gynecology and Reproductive Medicine, SUNY-Stony Brook, Stony Brook, New York; and N.V. Organon, Oss, the Netherlands. Supported by grants NIH HD 19247-16 and Organon 31480
2. Department of Obstetrics/Gynecology and Reproductive Medicine, SUNY-Stony Brook, Stony Brook, New York; and N.V. Organon, Oss, the Netherlands. Supported by grants NIH HD 19247-16 and Organon 31480;