1. Kanazawa University Graduate School of Medical Sciences and Komatsu Municipal Hospital; Ishikawa Japan
2. University of Pittsburgh School of Medicine; Pittsburgh Pennsylvania
3. Keio University School of Medicine; Tokyo Japan
4. Kanazawa University Graduate School of Medical Sciences; Ishikawa Japan
5. Nagasaki University Graduate School of Biomedical Sciences; Nagasaki Japan
6. Tokyo University Graduate School of Medicine; Tokyo Japan