1. Department of Occupational and Environmental Health
2. Faculty of Pharmaceutical Sciences
3. Tokyo University of Science
4. Noda 278-8510
5. Japan
6. Nagoya University Graduate School of Medicine
7. Nagoya 466-8550
8. School of Public Health
9. Medical College of Soochow University
10. Suzhou 215123
11. China
12. Lovelace Respiratory Research Institute
13. Albuquerque
14. USA
15. Graduate School of Regional Innovation Studies
16. Mie University
17. Tsu 514-8507