Abbreviations
Abbreviations used in this paper are as follows: ARDS, acute respiratory
distress syndrome; COVID-19, coronavirus disease 2019; CT, computed
tomography; ECMO, extracorporeal membrane oxygenation; GGO, ground-glass
opacities; ICU, intensive care unit; RCT, randomized controlled trial;
Rh, Rhesus; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2