1. Department of Microbiology and Immunology, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire, USA
2. Department of Microbiology and Immunology, Faculty of Medicine, McGill University, Montreal, Quebec, Canada
3. Infectious Disease and Immunity in Global Health, Research Institute of McGill University Health Center, Montreal, Quebec, Canada
4. McGill Interdisciplinary Initiative in Infection and Immunity, Montreal, Quebec, Canada
5. Department of Biological Sciences, Dartmouth College, Hanover, New Hampshire, USA
6. Department of Pediatrics, Carver College of Medicine, University of Iowa, Iowa City, Iowa, USA