1. Department of Health Informatics, Kyoto University School of Public Health, Kyoto, Japan
2. Department of Internal Medicine, Hirata Central Hospital, Fukushima, Japan
3. Kawauchi Village National Health Insurance Clinic, Fukushima, Japan
4. Department of Internal Medicine, Public Ono Town General Hospital, Fukushima, Japan
5. Department of Surgery, Minamisoma Municipal General Hospital, Minamisoma, Fukushima, Japan
6. Teikyo University Graduate School of Public Health, Tokyo, Japan
7. Department of Internal Medicine, Soma Central Hospital, Soma, Fukushima, Japan
8. Department of Urology, Jyoban Hospital, Tokiwa Foundation, Iwaki, Fukushima, Japan