1. Division of Gastroenterology, Department of Internal Medicine, Chung-Ang University Gwangmyeong Hospital, Gwangmyeong, Korea
2. Department of Rehabilitation Medicine of Korean Medicine, Dongguk University, Goyang, Korea
3. Department of Food and Nutrition, College of Human Ecology, Seoul National University, Seoul, Korea
4. Research Institute of Human Ecology, Seoul National University, Seoul, Korea
5. Research Group of Personalized Diet, Korea Food Research Institute, Wanju, Korea