Herd immunity
Basic reproduction number
Asymptomatic
Epidemic model
Population
Dynamics (music)
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
Coronavirus disease 2019 (COVID-19)
Asymptomatic carrier
Herd
Reproduction
Immunity
Virus
Virology
Biology
Demography
Disease
Medicine
Immunology
Environmental health
Infectious disease (medical specialty)
Immune system
Physics
Ecology
Internal medicine
Sociology
Acoustics
