Affiliation: | aDepartment of Biology, McMaster University, Hamilton, ON L8S4K1, Canada;bDepartment of Mathematics & Statistics, McMaster University, Hamilton, ON L8S4K1, Canada;cInstitute for Infectious Disease Research, McMaster University, Hamilton, ON L8S4K1, Canada;dDepartment of Mathematics, Simon Fraser University, Burnaby, BC V5A 1S6, Canada |