COVID-19(49) SARS-CoV-2(34) Autoimmunity(22) Autoimmune(19) pandemic(15) Autoimmune disease(15) Autoimmune diseases(14) mechanism(13) Patient(13) SARS-CoV-2.(13) disease(13) involved(10) Abstract(10) Treatment(9) Cytokine storm(9) mechanisms(8) coronavirus(8) addition(7) autoantibodies(7) while(7) Vaccine(7) association(7) Host(7) vaccination(7) syndrome(7) report(7) investigated(7) virus(7) Infection(7) diagnostics(7)