COVID-19(14) Patient(13) SARS-CoV-2(8) with COVID-19(8) syndrome(6) intubation(5) intensive care(5) disease(5) positive(5) Critically ill(5) Course(5) COVID-19 patient(5) Respiratory failure(5) acute respiratory syndrome(4) Evidence(4) reported(4) coronavirus(4) caused(4) mechanical ventilation(4) required(4) pandemic(4) respiratory(4) Infection(4) hospital(4) management(3) discharged(3) ARDS(3) extracorporeal membrane oxygenation(3) hemodynamic instability(3) hypoxemic(3)