COVID-19(367) pandemic(168) Health(147) COVID-19 pandemic(146) SARS-CoV-2(90) country(79) Patient(78) Analysis(77) conducted(74) Result(73) Infection(68) Research(67) coronavirus(67) Factor(65) measure(64) information(64) Care(64) Support(62) risk(61) reported(60) public health(59) Spread(58) Community(57) healthcare(56) coronavirus disease(51) Government(50) participant(49) approach(49) analyzed(49) hospital(46)