- In the last 20 years, Canada has been hit by several health crises involving variants on known human pathogens and novel viruses arising from
- In the last 20 years, Canada has been hit by several health crises involving variants on known human pathogens and novel viruses arising from
- In the last 20 years, Canada has been hit by several health crises involving variants on known human pathogens and novel viruses arising from
![](https://www.hilltimes.com/wp-content/uploads/2024/02/B63A0442.t64a5b40a.m2048@0.xq751dNl1-e1707250330452-1024x512.jpg)