[\'Azrieli Faculty of Medicine, Bar-Ilan University, Safed, Israel.\', \'These authors contributed equally to this article and share first authorship.\', \'Ziv Medical Centre, Safed, Israel.\']
Impact of age, ethnicity, sex and prior infection status on immunogenicity following a single dose of the BNT162b2 mRNA COVID-19 vaccine: real-world evidence from healthcare workers, Israel, December 2020 to January 2021.