Christina Osborne, Paul M. Cryan, Thomas J. O'Shea, Lauren M. Oko, Christina Ndaluka, Charles H. Calisher, Andrew D. Berglund, Mead L. Klavetter, Richard A. Bowen, Kathryn V. Holmes, Samuel R. Dominguez
PLoS One. 2011; 6(5): e19156. Published online 2011 May 12. doi: 10.1371/journal.pone.0019156