The effect of intramuscular injection technique on injection associated pain; a systematic review and meta-analysis

• Oluseyi Ayinde ,

  Contributed equally to this work with: Oluseyi Ayinde, Rachel S. Hayward

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: oluseyi.ayinde@uhb.nhs.uk

  Affiliation Whittall Street Clinic, University Hospitals Birmingham NHS Trust, Birmingham, United Kingdom

  https://orcid.org/0000-0003-2097-8949

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• Rachel S. Hayward ,

  Contributed equally to this work with: Oluseyi Ayinde, Rachel S. Hayward

  Roles Conceptualization, Data curation, Investigation, Methodology, Writing – original draft, Writing – review & editing

  Affiliation Whittall Street Clinic, University Hospitals Birmingham NHS Trust, Birmingham, United Kingdom

  ⨯
• Jonathan D. C. Ross

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

  Affiliation Whittall Street Clinic, University Hospitals Birmingham NHS Trust, Birmingham, United Kingdom

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