New study from Qatar on BA.4/5 reinfection—Protection of a previous infection against BA.4/BA.5 was lower than that against BA.1/BA.2 (> immune escape)—Pre-Omicron infections offered little protection, but BA.1/BA.2 infections high, ~80% VE (Table)https://t.co/mympd8wdLI pic.twitter.com/qsMKjDCp9c— Eric Topol (@EricTopol) July 13, 2022
New study from Qatar on BA.4/5 reinfection—Protection of a previous infection against BA.4/BA.5 was lower than that against BA.1/BA.2 (> immune escape)—Pre-Omicron infections offered little protection, but BA.1/BA.2 infections high, ~80% VE (Table)https://t.co/mympd8wdLI pic.twitter.com/qsMKjDCp9c