Several viruses act as primary and secondary causative agents of diseases affecting the respiratory system of pigs.
Learn about each of these agents and the various microscopic and macroscopic lesions they cause in the following article.
Learn about each of these agents and the various microscopic and macroscopic lesions they cause in the following article.

Viral pneumonia in pigsA discussion of the different micro and macroscopic lesions caused by PRRSV, PCV-2, swine flu virus, and porcine respiratory coronavirus.


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