Gangnam Severance Hospital, Seoul, Korea, Republic of
Chungnam National University Hospital, Daejeon, Korea, Republic of
Chosun University Hospital, Gwangju, Korea, Republic of
Horizon Clinical Research, La Mesa, California, United States
Lafayette General Health, Lafayette, Louisiana, United States
Tilda Research, Irvine, California, United States
Hangang Sacred Heart Hospital, Seoul, Korea, Republic of