1. School of Public Health, Guangdong Pharmaceutical University, Guangzhou, China
2. NMPA Key Laboratory for Technology Research and Evaluation of Pharmacovigilance, Guangdong Pharmaceutical University, Guangzhou, China
3. Guangdong Provincial Engineering Research Center of Public Health Detection and Assessment, Guangdong Pharmaceutical University, Guangzhou, China
4. Obstetrics and Gynecology, Guangzhou Baiyun District Maternal and Child Health Hospital, Guangzhou, China
5. Dongguan Hospital, Southern Medical University, Guangzhou, China
6. Obstetrics and Gynecology, Shenzhen LongHua District Maternity & Child Healthcare Hospital, Shenzhen, China
7. Sinovac Biotech Co. Ltd, Beijing, China
8. Guangdong Provincial Institute of Biological Products and Materia Medica, Guangzhou, China