1. nstitute of Antibody Engineering, School of Laboratory Medicine and Biotechnology, Southern Medical University, Guangzhou, Guangdong 510515, P.R. China
2. Department of Obstetrics and Gynecology, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong 510630, P.R. China
3. Guangzhou Darui Biotechnology Co., Ltd., Guangzhou, Guangdong 510507, P.R. China