[The economic loss caused by viral pneumonia of swine].
D000383:Agriculture; D000818:Animals; D004467:Economics; D011024:Pneumonia, Viral / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases; D014586:USSR
Ekonomicheskiĭ ushcherb, nanosimyĭ virusnoĭ pnevmonieĭ svineĭ.