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Gregory S, Iles-Caven Y, Hibbeln JR, Taylor CM, Golding J.Gregory S, et al. Among authors: hibbeln jr.BMJ Open. 2016 Oct 14;6(10):e012425. doi: 10.1136/bmjopen-2016-012425.BMJ Open. 2016.PMID: 27742626Free PMC article.