1. Nagoya City University Graduate School of Medical Sciences; Nagoya Japan
2. Otakanomori Hospital; Kashiwa Japan
3. Kagawa Prefectural Central Hospital; Takamatsu Japan
4. Saga University Hospital; Saga Japan
5. Nippon Medical School, Chiba Hokusoh Hospital; Chiba Japan
6. Jikei University School of Medicine; Tokyo Japan
7. Jikei University School of Medicine, Katsushika Medical Center; Tokyo Japan
8. Shinmatsudo Central General Hospital; Matsudo Japan
9. Japanese Red Cross Nagoya Daini Hospital; Nagoya Japan
10. Toyokawa City Hospital; Toyokawa Japan