Authorities should respond properly to the emerging threat
A fourth dose of the Pfizer-BioNTech (BNT162b2) vaccine for over 60 has been approved in Israel. Two retrospective cohort studies now assess its COVID-19 prevention efficacy.
Authorities should respond properly to the emerging threat
A fourth dose of the Pfizer-BioNTech (BNT162b2) vaccine for over 60 has been approved in Israel. Two retrospective cohort studies now assess its COVID-19 prevention efficacy.
