Pigs Often Infect Farmers, Meatpackers
Current World News Comments (0)
Pigs have their own versions of influenza, and studies of farmers and meatpackers suggest that the animals fairly regularly infect people.
admin @ May 30, 2009
Current World News Comments (0)
Pigs have their own versions of influenza, and studies of farmers and meatpackers suggest that the animals fairly regularly infect people.
admin @ May 30, 2009