Vietnam - PRRS hits fourth province
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03-May-2010 (16 years 2 months 13 days ago)The outbreak in Hung Yen has brought to four the total number of provinces in Vietnam affected by the disease.
PRRS was earlier detected in Hai Duong, Thai Binh and Thai Nguyen in the north.
PRRS was earlier detected in Hai Duong, Thai Binh and Thai Nguyen in the north.