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Silverwood V, Nash A, Chew-Graham CA, Walsh-House J, Sumathipala A, Bartlam B, Kingstone T.Silverwood V, et al. Among authors: kingstone t.Br J Gen Pract. 2019 Oct 31;69(688):e768-e776. doi: 10.3399/bjgp19X706025. Print 2019 Nov.Br J Gen Pract. 2019.PMID: 31548296Free PMC article.