1. Lipid Reference Laboratory, Department of Preventive Cardiology, National Cerebral and Cardiovascular Center, Osaka, Japan
2. Public Health, Department of Social Medicine, Graduate School of Medicine, Osaka University, Osaka, Japan
3. Osaka Center for Cancer and Cardiovascular Disease Prevention, Osaka, Japan
4. Chiba Prefectural Institute of Public Health/Osaka Prefecture University, Institution of Public Nutrition Practice, Chiba, Japan
5. Department of Public Health Medicine, Faculty of Medicine, University of Tsukuba, Ibaraki, Japan
6. Department of Statistics and Data Analysis, Center for Cerebral and Cardiovascular Disease Information, National Cerebral and Cardiovascular Center, Osaka, Japan
7. Division of Laboratory Sciences, National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, GA, USA
8. Teikyo Academic Research Center, Teikyo University, Tokyo, Japan
9. Department of Preventive Cardiology, National Cerebral and Cardiovascular Center, Osaka, Japan