1. Reproductive Medicine Center, Renmin Hospital, Hubei University of Medicine, Shiyan, Hubei, P.R. China
2. Hubei Clinical Research Center for Reproductive Medicine, Shiyan, Hubei, P.R. China
3. Hubei Clinical Research Center of Parkinson's Disease, Xiangyang No. 1 People's Hospital, Hubei University of Medicine, Xiangyang, Hubei, P.R. China