1. Department of Cardiology; The First Affiliated Hospital; Sun Yat-sen University; Guangzhou China
2. Department of Neurology; Sun Yat-sen Memorial Hospital; Sun Yat-sen University; Guanzhou China
3. Department of Obstetrics and Gynaecology; Guangdong General Hospital; Guangdong Academy of Medical Sciences; Guangzhou China
4. Department of Obstetrics and Gynaecology; The First Affiliated Hospital; Sun Yat-sen University; Guangzhou China
5. State Key Laboratory of Quality Research in Chinese Medicine; Institute of Chinese Medical Sciences; University of Macau; Macau China
6. Department of Pharmacology; Zhongshan School of Medicine; Sun Yat-sen University; Guangzhou China
7. Center for Reproductive Medicine; The Sixth Affiliated Hospital; Sun Yat-sen University; Guangzhou China