CO₂ insufflation versus air insufflation for endoscopic submucosal dissection: A meta-analysis of randomized controlled trials

• Xuan Li ,

  Contributed equally to this work with: Xuan Li, Hao Dong

  ¶‡ These authors are co-first authors on this work

  Affiliations Department of Gastroenterology, the First Affiliated Hospital of Nanjing Medical University, Nanjing, China, Department of Gastroenterology, the First School of Clinical Medicine of Nanjing Medical University, Nanjing, China

  ⨯
• Hao Dong ,

  Contributed equally to this work with: Xuan Li, Hao Dong

  ¶‡ These authors are co-first authors on this work

  Affiliation Department of Cardiology, the Second Hospital of Nanjing, Nanjing, China

  ⨯
• Yifeng Zhang,

  Affiliations Department of Gastroenterology, the First Affiliated Hospital of Nanjing Medical University, Nanjing, China, Department of Gastroenterology, the First School of Clinical Medicine of Nanjing Medical University, Nanjing, China

  ⨯
• Guoxin Zhang

  * E-mail: guoxinz@njmu.edu.cn

  Affiliations Department of Gastroenterology, the First Affiliated Hospital of Nanjing Medical University, Nanjing, China, Department of Gastroenterology, the First School of Clinical Medicine of Nanjing Medical University, Nanjing, China

  http://orcid.org/0000-0002-5189-154X

  ⨯