SARS-CoV-2 Immunogenicity in individuals infected before and after COVID-19 vaccination: Israel, January-March 2021 (Epidemiol Infect . )

We serially measured anti-spike IgG response in a cohort of vaccinated healthcare workers according to SARS-CoV2 infection status (never infected or infected before or after vaccination) in order to inform vaccination policy.

(Kamal Abu Jabal, Hila Ben-Amram, Karine Beiruti, Ira Brimat, Ashraf Abu Saada, Younes Bathish, Christian Sussan, Salman Zarka, Michael Edelstein)