Incidence of postpartum hemorrhage based on the improved combined method in evaluating blood loss: A retrospective cohort study

• Fangyuan Zheng,

  Roles Conceptualization, Formal analysis, Methodology, Writing – original draft

  Affiliation Department of Obstetrics, Hangzhou Women’s Hospital, Hangzhou, China

  https://orcid.org/0000-0002-2550-5684

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• Haiyan Wen ,

  Roles Conceptualization, Formal analysis, Writing – review & editing

  * E-mail: wenhy1991@163.com

  Affiliation Department of Obstetrics, Hangzhou Women’s Hospital, Hangzhou, China

  https://orcid.org/0000-0001-8227-4248

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• Lan Shi,

  Roles Data curation, Formal analysis

  Affiliation Department of Fourth Clinical Medical College, Zhejiang Chinese Medical University, Hangzhou, China

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• Caihe Wen,

  Roles Data curation, Formal analysis

  Affiliation Department of Obstetrics, Hangzhou Women’s Hospital, Hangzhou, China

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• Qiumeng Wang,

  Roles Data curation

  Affiliation Department of Obstetrics, Hangzhou Women’s Hospital, Hangzhou, China

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• Shouzhen Yao

  Roles Writing – review & editing

  Affiliation Department of Obstetrics, Hangzhou Women’s Hospital, Hangzhou, China

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