COVID-19(18) coronavirus(17) COVID‐19(14) disease(10) SARS-CoV-2(10) SARS-COV-2 infection(9) ACE2(9) addition(8) receptor(8) pandemic(8) acute respiratory syndrome(8) lung(8) Biomarker(8) syndrome(8) Treatment(8) Interaction(7) Vaccine(7) Inflammation(7) COVID-19 patient(7) antibodies(7) antibody(7) Respiratory distress syndrome(6) binding(6) to define(6) severe COVID-19(6) variant(6) coronavirus disease(6) acute respiratory distress(6) Factor(6) Evidence(6)