1. Fogarty International Center, National Institutes of Health, Bethesda, MD, USA.
2. Princeton University, Dept of Ecology & Evolutionary Biology, Princeton, NJ, USA
3. Center for Infection & Immunity, Mailman School of Public Health, Columbia University, 722 West 168th Street, New York, NY, USA
4. EcoHealth Alliance, 17th Floor, 460 West 34th Street, New York, NY, USA
5. US Geological Survey, Patuxent Wildlife Research Center, Laurel, MD, USA