1. Institute for Vaccine Clinical Evaluation, Jiangsu Provincial Center for Disease Control and Prevention, Nanjing, People’s Republic of China
2. Medicine and Registration, Process Development, Yantai Patronus Biotech Co. Ltd, Yantai, Shandong, People’s Republic of China
3. Medicine and Registration, Process Development, Guangzhou Patronus Biotech Co. Ltd, Guangzhou, Guangdong, People’s Republic of China
4. Institute of Vaccine Clinical Trials, Jiangsu Provincial Center for Disease Control and Prevention, Nanjing, People’s Republic of China
5. Epidemic Data Processing Center, Dongtai City Center for Disease Control and Prevention, Dongtai, People’s Republic of China