general/vaccination

none

Reduction of disease among the vaccinated comparing to the unvaccinated

Series of vaccinations

Temperature monitoring label placed on vaccine vials

Drug or vaccine delivery mechanism

None

Health policy in relation to vaccination

Vaccine-caused medical phenomenon

Administration of a vaccine to large populations

Administration of a vaccine to protect against disease

Additional administration of vaccine

Vaccine development via genomics to find antigens

Expected reaction to a vaccine

Annual World Health Organization initiative