1. Kangnam St. Mary's hospital, The Catholic University of Korea, Korea.
2. Keimyung University Medical Center, Korea.
3. Korea University Guro Hospital, Korea.
4. Korea University Anam Hospital, Korea.
5. Seoul National University Hospital, Korea.
6. St. Vincent Hospital, The Catholic University of Korea, Korea.
7. Ajou University Hospital, Korea.
8. Severance Hospital, Yonsei University, Korea.
9. Yongdong Severance Hospital, Yonsei University, Korea.
10. Yeongnam University Medical Center, Korea.
11. Wonju Christian Hospital, Korea.
12. Inha Universtiy Hospital, Korea.
13. Chonbuk National University Hospital, Korea.
14. Pusan National Universtiy Hospital, Korea.
15. Handok Pharmaceuticals Co., LTD., Korea.