An influenza that results_in infection located_in respiratory tract of pigs and humans, has_material_basis_in Influenza C virus, or has_material_basis_in Influenza A virus subtypes (H1N1, H1N2, H3N1, H3N2, and H2N3), which are transmitted_by direct contact with infected pigs. The infection in humans has_symptom fever, has_symptom lethargy, has_symptom lack of appetite, has_symptom coughing, has_symptom runny nose, has_symptom sore throat, has_symptom nausea, has_symptom vomiting, and has_symptom diarrhea.