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Youngson NA, Morris MJ.Youngson NA, et al. Among authors: morris mj.Philos Trans R Soc Lond B Biol Sci. 2013 Jan 5;368(1609):20110337. doi: 10.1098/rstb.2011.0337.Philos Trans R Soc Lond B Biol Sci. 2013.PMID: 23166398Free PMC article.Review.