Sentences with phrase «alberta pig farm»
6 May Canada reports that the worker on the Alberta pig farm tested negative for the virus, although the sample may have been collected too late to detect it.
http://www.sciencemag.org/ Not exact matches
The pig herd infected with swine flu in Alberta, Canada, appears not to have been infected by a worker at the farm who had recently returned from Mexico with flu - like symptoms.
The only previously known case of swine infection with the new A (H1N1) occurred at a farm in Alberta, Canada; how the pigs caught the virus is still unclear.