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Systematic External Evaluation of Four Preoperative Risk Prediction Models for Severe Postpartum Hemorrhage in Patients with Placenta Previa: A Multicenter Retrospective Study

Xiaohe Dang,Guoping Xiong,Cuifang Fan,Yi He,Guoqiang Sun,Shaoshuai Wang,Yanyan Liu,Li Zhang,Yindi Bao,Jie Xu,Hui Du,Dongrui Deng,Suhua Chen,Yuqi Li,Xun Gong,Yuanyuan Wu,Jianli Wu,Xingguang Lin,Fuyuan Qiao,Wanjiang Zeng,Ling Feng,Haiyi Liu

SSRN Electronic Journal（2021）

Cited 7|Views42
Key words
Placenta previa,Severe postpartum hemorrhage,Risk prediction model,External evaluation
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