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This article reviews correct landmarking and injection technique when administering vaccines into the deltoid muscle
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1. Ministry of Health. Processes for safe immunisation. Immunisation Handbook 2020. 27 June 2023.
2. TeachMe Anatomy. Deltoid.
3. Doppen M, Kearns C, Weatherall M, et al. When should a longer needle be used for intramuscular injection in obese patients? A combined analysis of New Zealand data. Vaccine 2023;41(16):2690–95.
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