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Baldridge RD, Graham TR.Baldridge RD, et al.Proc Natl Acad Sci U S A. 2012 Feb 7;109(6):E290-8. doi: 10.1073/pnas.1115725109. Epub 2012 Jan 20.Proc Natl Acad Sci U S A. 2012.PMID: 22308393Free PMC article.
Baldridge RD, Graham TR.Baldridge RD, et al.Proc Natl Acad Sci U S A. 2013 Jan 29;110(5):E358-67. doi: 10.1073/pnas.1216948110. Epub 2013 Jan 9.Proc Natl Acad Sci U S A. 2013.PMID: 23302692Free PMC article.