Twenty-eight hundred and seventy-two cases of respiratory disease in pigs were analyzed for their etiologic agents. Two or more pathogens were detected from 88.2% of the cases, indicating that porcine reproductive and respiratory syndrome virus (PRRSV) or swine influenza virus (SIV) combined with other bacterial agents was a common cause of porcine respiratory diseases in the med-western USA.
|Original language||English (US)|
|Number of pages||3|
|Journal||Canadian Veterinary Journal|
|State||Published - Sep 1 2003|