Zaraq Khan1, Steven R Lindheim2. 1. Divisions of Reproductive Endocrinology and Infertility and Minimally Invasive Gynecologic Surgery, Department of Obstetrics and Gynecology, Mayo Clinic, Rochester, Minnesota. 2. Reproductive Medicine for Ruiwen Healthcare, Department of Reproductive Medicine, Renji Hospital, Shanghai, People's Republic of China; Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China; Department of Obstetrics and Gynecology, Wright State University, Boonshoft School of Medicine, Dayton, Ohio.