Restructuring of emergency services to COVID-19 in Brazil: a space-time analysis from February to August 2020.

Objective: To explore the reorganization of the health system in response to the COVID-19 pandemic.

Methods: We conducted an ecological, descriptive-exploratory study with analysis of spatio-temporal clusters by epidemiological week in Brazilian municipalities. Secondary data sources were used, from the National Health Establishment Registry (April 2020) and on COVID-19 cases, February to August 2020.