Enforced biosecurity measures including movement control, cleaning and disinfection have been implemented in the index farm. The laboratory tests confirmed positive results of NSP antibody, whereas the results of virus isolation and RT-PCR were all negative.
A total of 62 pig farms, 5 cattle farms and 2 goat farms within 3-km radius of the index farm have been under vigilant monitoring and no clinical or epidemiological evidence of infection was found.
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