[Serologic studies of influenza in Chilean swine].
D000818:Animals; D009976:Orthomyxoviridae Infections / Q000276:immunology* / Q000662:veterinary; D010568:Peru; D012698:Serologic Tests; D013552:Swine; D013553:Swine Diseases / Q000276:immunology*
Estudios serológicos de influenza en porcinos de Chile.