1. Department of Epidemiology and Public Health; Kanazawa Medical University; Ishikawa Japan
2. Department of Preventive Medicine; Northwestern University Feinberg School of Medicine; Chicago Illinois USA
3. Department of Health Science; Shiga University of Medical Science; Kanazawa University; Kanazawa Japan
4. Department of Disease Control and Homeostasis; Kanazawa University Graduate School of Medical Science; Kanazawa University; Kanazawa Japan
5. Department of Food Science and Nutrition; Graduate School of Human Life Science; Osaka City University; Osaka Japan
6. Department of Social and Preventive Epidemiology; School of Public Health; the University of Tokyo; Tokyo Japan
7. Department of Social and Environmental Medicine; Kanazawa Medical University; Ishikawa
8. School of Health Sciences; College of Medical, Pharmaceutical and Health Sciences; Kanazawa University; Kanazawa Japan
9. Department of Community and Geriatric Nursing; Toyama University; Toyama Japan
10. Department of Occupation and Environmental Medicine; Graduate School of Medicine; Chiba University; Chiba Japan