TORONTO (AP) — Nova Scotia's chief public health officer says the east coast Canadian province has four confirmed cases of swine flu.4 |) A! P. Q3 ?% ]! b/ @
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Chief Public Health officer Dr. Robert Strang says Sunday four students from King's-Edgehill School in Nova Scotia ranging in age from 12 to 17 or 18 are recovering. All of them had what he describes as "very mild" cases of the flu. * d2 ?# c0 \# f, }" ` 0 L% ?' Q% s' D8 o: J9 l/ pCanadian officials are planning a briefing today in Ottawa on the swine flu situation, which the World Health Organization has declared to be a "public health emergency of international concern." # S: t$ d) K9 o$ {2 F% f ) K' Z R. m' \' tMexico's health minister says the disease has killed up to 86 people and likely sickened more than 1,400 since April 13." n; @4 H# H3 @( ]9 a; O" S
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[ 本帖最后由 billzhao 于 2009-4-26 12:29 编辑 ]
Swine Influenza (swine flu) is a respiratory disease of pigs caused by type A influenza that regularly cause outbreaks of influenza among pigs. Swine flu viruses do not normally infect humans, however, human infections with swine flu do occur, and cases of human-to-human spread of swine flu viruses has been documented.