Published: 22 April 2020
Author(s): Paulo Ricardo Martins-Filho, Carolina Santos Souza Tavares, Victor Santana Santos
Issue: April 2020
Section: Letter to the Editor

The COVID-19 pandemic caused by the severe acute respiratory coronavirus 2 (SARS-CoV-2) has become a serious challenge for health systems worldwide. Despite the favorable clinical course for most cases, a mortality rate of 30-70% is expected for COVID-19 patients treated on intensive care unit (ICU) [1]. Reports have shown an increased risk of death for older patients with existing comorbidities and potential biomarkers associated with severity for COVID-19 patients [2,3].

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