1. Canadian Center for Vaccinology, Dalhousie University, IWK Health Centre, and Nova Scotia Health, Halifax, NS, Canada
2. Rankin School of Nursing, St. Francis Xavier University, Antigonish, NS, Canada
3. College of Pharmacy, Dalhousie University, Halifax, NS, Canada
4. Department of Pediatrics, Dalhousie University, Halifax, NS, Canada
5. Department of Microbiology and Immunology, Dalhousie University, Halifax, NS, Canada