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Clarke NE, Clements AC, Doi SA, Wang D, Campbell SJ, Gray D, Nery SV.Clarke NE, et al.Lancet. 2017 Jan 21;389(10066):287-297. doi: 10.1016/S0140-6736(16)32123-7. Epub 2016 Dec 13.Lancet. 2017.PMID: 27979381Review.