1. Department of Radiation Oncology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan 450000, P.R. China
2. Gynecology and Obstetrics, The Third Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan 450052, P.R. China
3. Emergency Department, Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, Henan 450053, P.R. China
4. Center for Translational Medicine, Affiliated Hangzhou First People's Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang 310006, P.R. China