The optimal concentration of ropivacaine for transversus abdominis plane blocks in elective cesarean section: A protocol for systematic review and meta-analysis

• Xiangdong Zhang ,

  Contributed equally to this work with: Xiangdong Zhang, Tangqi Qin

  Roles Conceptualization, Methodology, Validation, Writing – original draft, Writing – review & editing

  Affiliation Department of Anesthesiology, First People’s Hospital of Tianshui City, Tianshui, Gansu, China

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• Tangqi Qin ,

  Contributed equally to this work with: Xiangdong Zhang, Tangqi Qin

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

  Affiliation Department of Anesthesiology, The Second Affiliated Hospital, School of Medicine, The Chinese University of Hong Kong, Shenzhen & Longgang District People’s Hospital of Shenzhen, Shenzhen, Guangdong, China

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• Donghang Zhang,

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

  Affiliation Department of Anesthesiology, West China Hospital, Sichuan University, Chengdu, Sichuan, China

  https://orcid.org/0000-0002-2754-7204

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• Junwang Du

  Roles Validation, Writing – original draft, Writing – review & editing

  * E-mail: 775097533@qq.com

  Affiliation Department of Anesthesiology, First People’s Hospital of Tianshui City, Tianshui, Gansu, China

  https://orcid.org/0009-0006-9902-8346

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