Tweet from EricTopol at March 26, 2022 at 06:59PM
2. ~4-fold protection vs severe illness for 60+ age group, at 12+ days after 4th shot, compared with 3- shots (≥ 4 months out)
https://t.co/06OcNpRCB8 https://t.co/bQKp0Lps5T— Eric Topol (@EricTopol)
Mar 27, 2022
from http://twitter.com/EricTopol