Risk assessment of shoulder dystocia via the difference between transverse abdominal and biparietal diameters: A retrospective observational cohort study

• Satoshi Shinohara ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: shinohara617@gmail.com

  Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, University of Yamanashi, Chuo, Yamanashi, Japan

  https://orcid.org/0000-0003-3124-1141

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• Yasuhiko Okuda,

  Roles Conceptualization, Writing – review & editing

  Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, University of Yamanashi, Chuo, Yamanashi, Japan

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• Shuji Hirata

  Roles Writing – review & editing

  Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, University of Yamanashi, Chuo, Yamanashi, Japan

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