title: H1N1 influenza turns up again in cats.
mesh_terms: D000818:Animals; D002371:Cat Diseases / Q000453:epidemiology / Q000821:virology*; D002415:Cats; D005260:Female; D053118:Influenza A Virus, H1N1 Subtype; D008297:Male; D009976:Orthomyxoviridae Infections / Q000453:epidemiology / Q000662:veterinary*; D014922:Wisconsin / Q000453:epidemiology