Proceedings of the National Academy of Sciences (2013) - Comments
pubmed: 23812746  doi: 10.1073/pnas.1221733110  issn: 1091-6490  issn: 0027-8424 

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Michael A. Zimmerman, Almut Grenz, Eunyoung Tak, Maria Kaplan, Douglas Ridyard, Kelley S. Brodsky, Mercedes Susan Mandell, Igal Kam, Holger K. Eltzschig