1. Center for Infection and Immunity, Mailman School of Public Health, Columbia University, New York, New York, USA
2. Immunology Program, Memorial Sloan-Kettering Cancer Center, New York, New York, USA
3. New York State Integrated Pest Management Program, Cornell University, Elmsford, New York, USA
4. University of Edinburgh, Centre for Immunology, Infection and Evolution, Ashworth Laboratories, Edinburgh, United Kingdom