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Simpson-Lavy KJ, Johnston M.Simpson-Lavy KJ, et al. Among authors: johnston m.Proc Natl Acad Sci U S A. 2013 Oct 22;110(43):17432-7. doi: 10.1073/pnas.1304839110. Epub 2013 Oct 9.Proc Natl Acad Sci U S A. 2013.PMID: 24108357Free PMC article.
Moriya H, Johnston M.Moriya H, et al. Among authors: johnston m.Proc Natl Acad Sci U S A. 2004 Feb 10;101(6):1572-7. doi: 10.1073/pnas.0305901101. Epub 2004 Jan 30.Proc Natl Acad Sci U S A. 2004.PMID: 14755054Free PMC article.