https://www.yahoo.com/news/pitt-virologist-discusses-vaccine-hesitancy-100400401.html
The stakes are high: If, say, one-third or more of the U.S. population declines to get vaccinated and has not contracted covid-19 severe enough to develop a sufficient antibody response, the coronavirus disease could continue to infect people at rapid and uncontrolled rates, experts say. Estimates suggest at least 70% and as many as 90% of residents will need to get vaccinated to achieve herd immunity, or the point where the disease stops easily spreading across communities.
Ok, it's becoming an issue way faster than I thought it would...
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