Comparison of early and fully expanded blastocysts on pregnancy and birth outcomes in patients with fresh IVF/ICSI cycles: A retrospective cohort study

• Xiaoqin Pan ,

  Contributed equally to this work with: Xiaoqin Pan, Yuanping Zhou, Liwen Shen

  Roles Data curation, Writing – original draft

  Affiliation Department of Center for Reproductive Medicine, Huzhou Maternity & Child Health Care Hospital, Huzhou, Zhejiang, People’s Republic of China

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• Yuanping Zhou ,

  Contributed equally to this work with: Xiaoqin Pan, Yuanping Zhou, Liwen Shen

  Roles Project administration

  Affiliation Department of Center for Reproductive Medicine, Huzhou Maternity & Child Health Care Hospital, Huzhou, Zhejiang, People’s Republic of China

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• Liwen Shen

  Contributed equally to this work with: Xiaoqin Pan, Yuanping Zhou, Liwen Shen

  Roles Writing – review & editing

  * E-mail: crm2019@sina.com

  Affiliation Department of Center for Reproductive Medicine, Huzhou Maternity & Child Health Care Hospital, Huzhou, Zhejiang, People’s Republic of China

  https://orcid.org/0000-0003-1263-6447

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