Vaccine,Smallpox

《英文msh詞典》Vaccine,Smallpox
[入口詞] Vaccine,Smallpox
[主題詞] Smallpox Vaccine
[英文釋義] 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)