The introduction of a substance (inoculum; e.g., a vaccine, serum or virus) into the body to produce or to increase immunity to the disease or condition associated with the substance. See also Vaccine.
(20)
This site is intended for general information only. The information provided on this site does not constitute medical advice and should not be relied upon. You should not act or refrain from acting on any legal or medical matter based on the content of this site.