COVID-19(240) coronavirus disease(178) pandemic(151) Health(119) objective(111) COVID-19 pandemic(111) finding(111) country(71) implementation(53) approach(53) Government(50) provided(49) National(42) risk(41) disease(41) health-care(40) Care(39) Region(39) measure(39) affected(38) acute respiratory syndrome(37) Community(37) Patient(36) Analysis(36) Infection(35) hospital(34) Surveillance(34) reported(33) Spread(33) greater(33)