1. Department of Reproductive Medicine, Linyi People’s Hospital, Linyi, PR China
2. Department of Obstetrics and Gynecology, Linyi People’s Hospital, Linyi, PR China
3. Department of Respiratory Medicine, Linyi Hospital of traditional Chinese Medicine, Linyi, PR China
4. Department of Anatomy and Neurobiology, School of Basic Medical Science, Shandong University, Jinan, PR China
5. Department of Medical Genetics, Linyi People’s Hospital, Linyi, PR China