1. Author for correspondence Georgia Regents University, Division of Translational Research, Department of Obstetrics & Gynecology, Medical College of Georgia, 1120 15th Street, BA-7300, Augusta, GA 30912, USA,
2. University of South Alabama, Department of Obstetrics & Gynecology, Subdivision of Reproductive Endocrinology, 251 Cox Street, Suite 100 A, AL, USA