'Vaccines won't work': US virologist breaks down COVID-19, how to curb spread

- How much do we know about this virus?
- Where far are we from developing a vaccine?
- Who holds the key to understanding the nature of COVID-19?
- The debate: Mask or no mask?
- Why don't we have a vaccine for SARS-CoV1 yet?
- Can we stop the spread? How?
- Lessons to learn from the COVID-19 outbreak.
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