date:May 29, 2013
ther countries where it has hit.
The first reports of suspected PEDV came in 1971 in the United Kingdom. As years passed, PEDV spread across parts of Europe and Asia. Veterinary researchers later concluded that lax bio-security measures contributed to PEDV's spread in Asia.
One of the worst known outbreaks of the virus hit China's pig herds in late 2010, according to the Centers for Disease Control and Prevention's Emerging Infectious Diseases Journal. Vaccines had limited effectiveness and PE