1. Department of Reproductive Medicine Center , Loudi Affiliated Hospital , Hengyang Medical School , University of South China , Loudi , 417000 , China
2. Department of Hematology , Loudi Affiliated Hospital , Hengyang Medical School , University of South China , Loudi , 417000 , China
3. Department of Nephropathy Endocrinology , The Second Affiliated Hospital , Hunan University of Chinese Medicine , Changsha , 410000 , China
4. Department of Pediatric Orthopedics , Shenzhen Children’s Hospital of China Medical University , Guangdong , 518034 , China