coronavirus disease(84) COVID-19(67) Patient(59) Coronavirus disease 2019(47) Treatment(41) drug(39) SARS-CoV-2(29) Infection(28) COVID‐19(26) reported(26) risk(21) benefit(20) food(19) pandemic(19) effective(19) Evidence(19) conducted(18) Effect(18) performed(18) death(18) positive(17) patients with COVID-19(17) therapy(17) FDA(17) demonstrated(16) tested(16) age(16) Hydroxychloroquine(15) addition(15) moderate(15)