4 ms·
The polio virus comes to mind.
by hguant 11y ago
The polio virus comes to mind.
- danieltillett 11y agoWe haven’t quite got there yet, but I hope we do soon [1] 1. http://www.nytimes.com/2014/05/06/health/world-health-organization-polio-health-emergency.html http://www.nytimes.com/2014/05/06/health/world-health-organi...