Affiliation: | 1. Department of Obstetrics and Gynecology, Qilu Hospital, Shandong University, Jinan, Shandong, P.R. China;2. Department of Pathology, Northwestern University Feinberg School of Medicine, Chicago, Illinois;3. Department of Pathology, Qilu Hospital, Shandong University, Jinan, Shandong, P.R. China;4. Institute of Genetics, Shandong University, China.;5. Department of Obstetrics and Gynecology‐Division of Reproductive Science in Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois;6. Robert H. Lurie Comprehensive Cancer Center, Northwestern University Feinberg School of Medicine, Chicago, Illinois |