Pandemic
Coronavirus disease 2019 (COVID-19)
Influenza A virus subtype H5N1
Influenza pandemic
Virology
2019-20 coronavirus outbreak
Spillover effect
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
Medicine
Coronavirus Infections
Virus
Economics
Internal medicine
Infectious disease (medical specialty)
Outbreak
Disease
Microeconomics
