Effectiveness of the CoronaVac vaccine in the elderly population during a Gamma variant-associated epidemic of COVID-19 in Brazil: A test-negative case-control study

Otavio T. Ranzani; Matt D.T. Hitchings; Murilo Dorion; Tatiana Lang D’Agostini; Regiane Cardoso de Paula; Olivia Ferreira Pereira de Paula; Edlaine Faria de Moura Villela; Mario Sergio Scaramuzzini Torres; Silvano Barbosa de Oliveira; Wade Schulz; Maria Almiron; Rodrigo Said; Roberto Dias de Oliveira; Patricia Vieira da Silva; Wildo Navegantes de Araújo; Jean Carlo Gorinchteyn; Jason R. Andrews; Derek A.T. Cummings; Albert I. Ko; Julio Croda

bioRxiv (2021) - Comments
doi: 10.1101/2021.05.19.21257472

Otavio T. Ranzani, Matt D.T. Hitchings, Murilo Dorion, Tatiana Lang D’Agostini, Regiane Cardoso De Paula, Olivia Ferreira Pereira De Paula, Edlaine Faria De Moura Villela, Mario Sergio Scaramuzzini Torres, Silvano Barbosa De Oliveira, Wade Schulz, Maria Almiron, Rodrigo Said, Roberto Dias De Oliveira, Patricia Vieira Da Silva, Wildo Navegantes De Araújo, Jean Carlo Gorinchteyn, Jason R. Andrews, Derek A.T. Cummings, Albert I. Ko, Julio Croda