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Purcell KM, Hitch A, Martin S, Klerks PL, Leberg PL.Purcell KM, et al. Among authors: leberg pl.J Evol Biol. 2012 Dec;25(12):2623-32. doi: 10.1111/jeb.12016. Epub 2012 Nov 1.J Evol Biol. 2012.PMID: 23116362Free article.