1. Department of Preventive Medicine, Soonchunhyang University College of Medicine, Cheonan, Korea.
2. Department of Clinical Nutrition, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
3. Department of Food Sciences & Nutrition, Soonchunhyang University, Asan, Korea.
4. Department of Obstetrics and Gynecology, Soonchunhyang University College of Medicine, Bucheon, Korea.
5. Division of Endocrinology and Metabolism, Department of Internal Medicine, Soonchunhyang University Seoul Hospital, Seoul, Korea.