[The etiology of swine pneumonia in the Latvia SSR].
D000818:Animals; D002642:Chick Embryo; D007844:Latvia; D011024:Pneumonia, Viral / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000209:etiology*
Ob étiologii pnevmonii svineĭ v Latviĭskoĭ SSR.