COVID-19 risk areas associated with social vulnerability in northeastern Brazil: an ecological study in 2020.

Introduction: COVID-19 is a major public health concern in this century. The causative agent SARS-CoV-2, is highly contagious and spreads continuously across territories. Spatial analysis is of enormous importance in the process of understanding the disease and its transmission mechanisms.

Social distancing and severe acute respiratory syndrome coronavirus 2 transmission: A case study from Araraquara, São Paulo, Brazil.

Introduction: This study evaluates the impact of social distancing on the spread of coronavirus disease (COVID-19).

Methods: Using data from the Brazilian Ministry of Health, we conducted an interrupted time series analysis to estimate the impact of lockdown on the number of daily cases of COVID-19 in Araraquara, São Paulo.

Results: Policy changes neutralized the positive trend of the disease.