Serological investigations concerning the circulation of influenza viruses among men and some domestic animals in live-stock farms

MeSH terms

• Agricultural Workers' Diseases / epidemiology*
• Animals
• Horse Diseases / epidemiology*
• Horses
• Humans
• Influenza A virus / isolation & purification
• Influenza, Human / epidemiology*
• Influenza, Human / veterinary
• Orthomyxoviridae / isolation & purification
• Romania
• Swine
• Swine Diseases / epidemiology*