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Doyle M, While D, Mok PL, Windfuhr K, Ashcroft DM, Kontopantelis E, Chew-Graham CA, Appleby L, Shaw J, Webb RT.Doyle M, et al. Among authors: mok pl.BMC Fam Pract. 2016 Aug 5;17:106. doi: 10.1186/s12875-016-0479-y.BMC Fam Pract. 2016.PMID: 27495284Free PMC article.