1. Research Center for Silver Science; Institute of Symbiotic Life-TECH, Yonsei University; Seoul Korea
2. Department of Food and Nutrition; Brain Korea 21 PLUS Project, College of Human Ecology, Yonsei University; Seoul Korea
3. National Leading Research Laboratory of Clinical Nutrigenetics/Nutrigenomics, Department of Food and Nutrition; College of Human Ecology, Yonsei University; Seoul Korea
4. Department of Family Practice; National Health Insurance Corporation, Ilsan Hospital; Goyang Korea