Protection of BNT162b2 (Pfizer) Vaccine Booster Against Covid-19 in Israel(nejm.org)
nejm.org
Protection of BNT162b2 (Pfizer) Vaccine Booster Against Covid-19 in Israel
https://www.nejm.org/doi/full/10.1056/NEJMoa2114255
https://www.nejm.org/doi/full/10.1056/NEJMoa2114255