1. Penn State College of Medicine, Hershey, Pennsylvania, USA.
2. Department of Obstetrics and Gynecology, Division of Reproductive Endocrinology and Infertility, Penn State College of Medicine, Hershey, Pennsylvania, USA.
3. Department of Pediatrics, Division of Pediatric Hematology/Oncology, Penn State College of Medicine, Hershey, Pennsylvania, USA.
4. Departments of Medicine, Humanities, and Public Health Sciences, Penn State College of Medicine, Hershey, Pennsylvania, USA.