《英文msh词典》Vaccine,Smallpox
[入口词] Vaccine,Smallpox
[主题词] Smallpox Vaccine
[英文释义] A live VACCINIA VIRUS vaccine of calf lymph or chick embryo origin,used for immunization against smallpox. It is now recommended only for laboratory workers exposed to smallpox virus. Certain countries continue to vaccinate those in the military service. Complications that result from smallpox vaccination include vaccinia,secondary bacterial infections,and encephalomyelitis. (Dorland,28th ed)