Drug repositioning
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
Coronavirus disease 2019 (COVID-19)
Coronavirus
2019-20 coronavirus outbreak
Repurposing
Virology
Drug
Betacoronavirus
Sars virus
Hydroxychloroquine
Severe acute respiratory syndrome coronavirus
Coronavirus Infections
Medicine
Biology
Pharmacology
Infectious disease (medical specialty)
Outbreak
Disease
Ecology
Pathology
