1. Endocrinology and Metabolism Research Center, Shariati Hospital, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
2. Nuclear Medicine Research Center, Shariati Hospital, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
3. Department of Gynecology and Obstetrics, Vali-Asr Hospital, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
4. Department of Internal Medicine, St. Luke's-Roosevelt Hospital Center, Columbia College of Physicians and Surgeons, New York, New York.