1. Department of Food and Nutrition, College of Human Ecology, Seoul National University, Seoul, Korea.
2. Department of Internal Medicine, Hallym University Medical Center, Chuncheon Sacred Heart Hospital, Chuncheon, Korea.
3. Department of Internal Medicine, Seoul National University College of Medicine, Seoul, Korea.
4. Department of Nutrition, Seoul Metropolitan Government Seoul National University Boramae Medical Center, Seoul, Korea.
5. Department of Food Service and Nutrition Care, Seoul National University Hospital, Seoul, Korea.
6. Research Institute of Human Ecology, College of Human Ecology, Seoul National University, Seoul, Korea.