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Munday PL, Dixson DL, Donelson JM, Jones GP, Pratchett MS, Devitsina GV, Døving KB.Munday PL, et al. Among authors: pratchett ms.Proc Natl Acad Sci U S A. 2009 Feb 10;106(6):1848-52. doi: 10.1073/pnas.0809996106. Epub 2009 Feb 2.Proc Natl Acad Sci U S A. 2009.PMID: 19188596Free PMC article.