Medicine
Atrial fibrillation
Coronavirus disease 2019 (COVID-19)
Incidence (geometry)
Disease
Epidemiology
Coronavirus
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
Intensive care medicine
2019-20 coronavirus outbreak
Internal medicine
Cardiology
Virology
Infectious disease (medical specialty)
Outbreak
Physics
Optics
