1. Department of Neurobiology, China Medical University, Shenyang, P.R. China and Institute of Pathology and Pathophysiology, China Medical University, Shenyang, P.R. China
2. Department of Gynecology and Obstetrics, The Affiliated Shengjing Hospital, China Medical University, Shenyang, P.R. China
3. Department of Gynecology and Obstetrics, The Affiliated Shengjing Hospital, China Medical University, Shenyang, P.R. China and School of Health Sciences, Macao Polytechnic Institute, Macao, P.R. China