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Kinnear FJ, Wainwright E, Bourne JE, Lithander FE, Hamilton-Shield J, Searle A.Kinnear FJ, et al.BMC Health Serv Res. 2020 Jan 8;20(1):27. doi: 10.1186/s12913-019-4869-4.BMC Health Serv Res. 2020.PMID: 31914998Free PMC article.