TORONTO (AP) — Nova Scotia's chief public health officer says the east coast Canadian province has four confirmed cases of swine flu.! @6 Y! h1 }2 e% L3 [
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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.& e3 d5 M) F4 x% p. D4 l
/ |, F" T) [& _5 V" ?Canadian 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." 7 b! r- k3 L% j% ^ " V1 y* X# S' F% @; B# X ~Mexico's health minister says the disease has killed up to 86 people and likely sickened more than 1,400 since April 13. 7 [+ ^4 m# W( x0 z9 S' ~ 3 H, B& r# e- A. L \1 ?0 ~) c[ 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.