1 Center of Reproductive Medicine, Affiliated Hospital of Youjiang Medical College for Nationalities, Zhongshan Second Road 18th, Baise, 533000, Guangxi, China.
2 Youjiang Medical College for Nationalities, Baise, 533000, People's Republic of China.
3 Center of Reproductive Medicine, Affiliated Hospital of Youjiang Medical College for Nationalities, Zhongshan Second Road 18th, Baise, 533000, Guangxi, China. wangjunli06@163.com.