TORONTO (AP) — Nova Scotia's chief public health officer says the east coast Canadian province has four confirmed cases of swine flu.+ K8 L; C. c3 e7 z# ^
: F5 d, m! F* t) y% c# RChief 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. + A# N+ a |, p0 O/ c ; L* J% B3 N6 r. ?8 H% S* bCanadian 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." ' \4 `/ Y* N! V9 J1 X ' ~7 A7 x) K7 ~( QMexico's health minister says the disease has killed up to 86 people and likely sickened more than 1,400 since April 13. ' B+ m+ R9 i- T* S+ e; m1 S$ {( E( m& y9 O' H% R1 W) S
[ 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.