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Autor:
C G, Bihun, D H, Percy
Publikováno v:
Canadian journal of veterinary research = Revue canadienne de recherche veterinaire. 58(3)
One hundred and twenty-one specific pathogen-free male Wistar rats eight to ten weeks of age were used to evaluate the efficacy of Parker's rat coronavirus (PRC) in affording cross protection on subsequent challenge with virulent sialodacryoadenitis