1 Center of Reproductive Medicine, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangdong Province, China.
2 Genetic Testing Center, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangdong Province, China.
3 Family Planning Clinic, Department of Obstetrics and Gynecology, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangdong Province, China. Electronic address: 13533127178@163.com.
4 Virus Laboratory, Institute of Pediatrics, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangdong Province, China. Electronic address: zhubing@gzhmu.edu.cn.
5 Center of Reproductive Medicine, Guangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangdong Province, China. Electronic address: sunling6299@163.com.