1. Department of Reproductive Medicine, The Affiliated Hospital of Qingdao University, Qingdao, Shandong, China
2. Department of Pathology, School of Basic Medicine, Qingdao University, Qingdao, Shandong, China
3. Department of Genetics and Cell Biology, Basic Medical College, Qingdao University, Qingdao, Shandong, China
4. Medical Research Center, The Affiliated Hospital of Qingdao University, Qingdao, Shandong, China
5. Department of Endocrinology, Zibo Maternal and Child Health Care Hospital, Zibo, Shandong, China
6. Department of Pathology, The Affiliated Hospital of Qingdao University, Qingdao, Shandong, China
7. Laboratory for Marine Drugs and Bioproducts of Pilot National Laboratory for Marine Science and Technology, Ocean University of China, Qingdao, China
8. Yantai Zhifu Baoshang Hemodialysis Center, Yantai, Shandong, China