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Halliday JA, Russell-Green S, Hagger V, O E, Morris A, Sturt J, Speight J, Hendrieckx C.Halliday JA, et al. Among authors: hagger v.BMC Med Educ. 2022 Nov 9;22(1):768. doi: 10.1186/s12909-022-03821-w.BMC Med Educ. 2022.PMID: 36352377Free PMC article.Clinical Trial.