Coronavirus disease 2019 (COVID-19)
Variance (accounting)
Value (mathematics)
Antibody
Virology
Medicine
Disease
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
2019-20 coronavirus outbreak
Coronavirus
Immunology
Statistics
Internal medicine
Mathematics
Economics
Infectious disease (medical specialty)
Outbreak
Accounting
.jpg&width=300)
