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Gale C, Modi N, Jawad S, Culshaw L, Dorling J, Bowler U, Forster A, King A, McLeish J, Linsell L, Turner MA, Robberts H, Stanbury K, van Staa T, Juszczak E.Gale C, et al. Among authors: modi n.BMJ Open. 2019 Sep 20;9(9):e033543. doi: 10.1136/bmjopen-2019-033543.BMJ Open. 2019.PMID: 31542771Free PMC article.