A retrospective study of vaccine effectiveness of heterologous COVID-19 vaccine booster dosing in Brazilian healthcare workers
Latest Information Update: 06 Jun 2022
At a glance
- Drugs AZD 1222 (Primary) ; SARS-COV-2 vaccine-inactivated-Sinovac-Biotech (Primary) ; Tozinameran (Primary)
- Indications COVID 2019 infections
- Focus Therapeutic Use
Most Recent Events
- 06 Jun 2022 New trial record
- 27 May 2022 Results published in the Clinical Infectious Diseases