Proceedings of the National Academy of Sciences (2008) - Comments
pubmed: 18287077  doi: 10.1073/pnas.0711983105  issn: 1091-6490  issn: 0027-8424 

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W. E. Lowry, L. Richter, R. Yachechko, A. D. Pyle, J. Tchieu, R. Sridharan, A. T. Clark, K. Plath