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Forsyth F, Mant J, Taylor CJ, Hobbs FR, Chew-Graham CA, Blakeman T, Sowden E, Long A, Hossain MZ, Edwards D, Deaton C.Forsyth F, et al.BJGP Open. 2019 Nov 26;3(4):bjgpopen19X101675. doi: 10.3399/bjgpopen19X101675. Online ahead of print.BJGP Open. 2019.PMID: 31772040Free PMC article.