During all of 2010, only 56 mosquito 'pools' were found to be positive for West Nile virus across Ontario. To date this year, four human cases of West Nile virus have also been detected in Ontario. In recent days, a probable fifth human case of West ... West Nile showing up in Ontario
2011年9月6日星期二
West Nile showing up in Ontario
During all of 2010, only 56 mosquito 'pools' were found to be positive for West Nile virus across Ontario. To date this year, four human cases of West Nile virus have also been detected in Ontario. In recent days, a probable fifth human case of West ... West Nile showing up in Ontario
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