1. Department of Disease Control and HomeostasisKanazawa University Graduate School of Medical Sciences KanazawaJapan
2. Department of Epidemiology and Public Health Kanazawa Medical University Uchinada Ishikawa Japan
3. Department of Internal Medicine Fukui‐ken Saiseikai Hospital Fukui Fukui Japan
4. Department of Comprehensive Metabology Kanazawa University Graduate School of Medical Sciences Kanazawa Japan
5. Department of Internal Medicine Toyama City Hospital Toyama Toyama Japan