Evaluation of the initial response in clinical trial efforts for COVID-19 in Brazil.
Tatiane Bomfim RibeiroTalita Aona MazottiNayara Aparecida de Oliveira SilvaAirton Tetelbom SteinFredi Alexander Diaz-QuijanoDaniela de Oliveira MeloPublished in: Revista brasileira de epidemiologia = Brazilian journal of epidemiology (2021)
The interventions evaluated during the Brazilian research response reflect those of international initiatives, but with a different distribution and a large number of studies assessing hydroxychloroquine/chloroquine. Limitations in methodological design and sample planning represent challenges that could affect the research outreach.