How Effective Does a COVID-19 Vaccine Need to Be? This New Study Has Answers

Simulations show that #vaccine efficacy would have to be at least 60% to stop the #coronavirus if the entire population was vaccinated $PFE $BNTX $MRNA $JNJ $INO $AZN $MRK $VXRT https://t.co/H9Jo44AMrp https://t.co/v96IFkdKct