The key distinction is that vaccines are a SAFE way to achieve immunity. Getting sick with COVID-19 is inherently unsafe. We would never ever tolerate a vaccine that carried even a fraction of the risks of natural infection. https://t.co/qHbGs34Vyc
If the interim analyses of very high efficacy holds up, #SARSCoV2 vaccines would be among the most potent. Duration of protection still a big unknown. pic.twitter.com/G41Hvr24TY
