1. Department of Epidemiology and Public Health, Graduate School of Medical Sciences, Kyushu University
2. Department of Orthopaedic Surgery, Graduate School of Medical Sciences, Kyushu University
3. Center for Cohort Studies, Graduate School of Medical Sciences, Kyushu University
4. Department of Medicine and Clinical Science, Graduate School of Medical Sciences, Kyushu University
5. Faculty of Arts and Science, Kyushu University
6. Department of Neuropsychiatry, Graduate School of Medical Sciences, Kyushu University