Reference values of normal fetal ductus venosus Doppler flow measurements at 11–14 weeks of gestation

• Shizhen Li,

  Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

  Affiliation Department of Ultrasound, Qilu Hospital of Shandong University, Jinan, China

  https://orcid.org/0009-0004-8305-7383

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• Haifang Wu,

  Roles Methodology, Resources, Writing – original draft, Writing – review & editing

  Affiliation Department of Ultrasound, Qilu Hospital of Shandong University, Jinan, China

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• Linlin Zhu,

  Roles Investigation, Methodology, Resources, Writing – review & editing

  Affiliation Department of Ultrasound, Qilu Hospital of Shandong University, Jinan, China

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• Qi Li,

  Roles Formal analysis, Methodology, Resources, Writing – review & editing

  Affiliation Department of Ultrasound, Qilu Hospital of Shandong University, Jinan, China

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• Xiangyi Dong

  Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

  * E-mail: dongxy907@163.com

  Affiliation Department of Ultrasound, Qilu Hospital of Shandong University, Jinan, China

  https://orcid.org/0009-0001-8256-5720

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