1. Laboratory of Mathematical Parallel Systems (LAMPS), Department of Mathematics and Statistics, York University, Toronto, Canada
2. Canadian Centre for Diseases Modeling (CCDM), York University, Toronto, Canada
3. Department of Mathematics and Statistics, York University, Toronto, Canada
4. Toronto Public Health, City of Toronto, Toronto, Ontario, Canada
5. Department of Mathematics, Shanghai Normal University, Shanghai, People's Republic of China
6. Public Health Risk Sciences Division, National Microbiology Laboratory, Public Health Agency of Canada, Quebec, Canada
7. Department of Social and Preventive Medicine, Université de Montréal, Montréal, Quebec, Canada