1. Department of Pathology, Guangdong Provincial People’s Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, No. 106, Zhongshan Road II, Yuexiu District, Guangzhou City, Guangdong Province, China
2. Department of General Practice, Guangdong Provincial People’s Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, No. 106, Zhongshan Road II, Yuexiu District, Guangzhou City, Guangdong Province, China
3. Department of Obstetrics & Gynecology, Ganzhou Hospital of Guangdong Provincial People’s Hospital (Ganzhou Municipal Hospital), Guangdong Provincial People’s Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, No. 106, Zhongshan Road II, Yuexiu District, Guangzhou City, Guangdong Province, China