A few hours after the FDA authorized a fourth dose of the Moderna and Pfizer-BioNTech COVID-19 vaccines, one of its top experts hinted that a fifth dose may be on its way in the fall.
https://www.fiercepharma.com/pharma/afte...e-nod-fall
https://www.fiercepharma.com/pharma/afte...e-nod-fall