COVID-19(5) COVID-19 pandemic(4) pandemic(3) Analysis(3) searched(3) information(3) healthcare(3) Care(3) Treatment(2) coronavirus(2) management(2) Research(2) approach(2) highlight(2) International(2) literature review(2) risk(2) Digital health(2) identify(2) country(2) Patient(2) Critical(2) facilitate(2) globe(1) Stress(1) score(1) Contact(1) 4IR(1) Transmission(1) public health(1)