1. Beijing Ditan Hospital, Capital Medical University, Beijing, People’s Republic of China
2. Sinovac Biotech Co., Ltd., Beijing, People’s Republic of China
3. Sinovac Life Sciences Co., Ltd., Beijing, People’s Republic of China
4. Biomedical Pioneering Innovation Center (BIOPIC), Peking University, Beijing, People’s Republic of China
5. Changping Laboratory, Beijing, People’s Republic of China