Zhengzhou University - Department of Obstetrics, University of Texas at Dallas - Department of Pathology, Sun Yat-sen University (SYSU) - Department of Pathology, Tongji University - Department of Pathology, Zhejiang University - Department of Pathology, China Medical University - Department of Pathology, Brown University - Department of Pathology, Shandong University - Department of Pathology, Fudan University - Department of Oncology, Government of the People's Republic of China - Department of Pathology, Guangzhou Medical University - Department of Pathology, Zhengzhou University - Department of Pathology, Tongji University - Department of Pathology, Zhejiang University - Department of Pathology, Zhengzhou University - Department of Obstetrics, Guangzhou Medical University - Department of Pathology, Sun Yat-sen University (SYSU) - Department of Pathology, Sun Yat-Sen University (SYSU) - Department of Pathology, Brown University - Department of Pathology, Brown University - Department of Pathology, China Medical University - Department of Pathology, Fudan University - Department of Pathology, Fudan University - Department of Pathology, Government of the People's Republic of China - Department of Pathology, Government of the People's Republic of China - Department of Pathology, University of Texas at Dallas - Department of Pathology, University of Texas at Dallas - Department of Pathology, University of Texas at Dallas - Department of Pathology, University of Texas at Dallas - Department of Pathology, University of Texas at Dallas - Department of Obstetrics and Gynecology, University of California, San Diego (UCSD) - Department of Pathology, Sun Yat-Sen University (SYSU) - Department of Gynecologic Oncology, Archway Health, University of Texas at Dallas - Department of Obstetrics and Gynecology, Shandong University - Department of Obstetrics and Gynecology and University of Texas at Dallas - Department of Pathology

Zhengzhou University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Zhengzhou University - Department of Obstetrics and Zhengzhou University - Henan Provincial People's Hospital

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and Zhengzhou University - Department of Obstetrics