[Avian influenza in wild Brazilian birds. I. Serological survey by means of immunodiffusion].
D000818:Animals; D001715:Bird Diseases / Q000453:epidemiology*; D001938:Brazil; D005779:Immunodiffusion; D009976:Orthomyxoviridae Infections / Q000453:epidemiology / Q000662:veterinary*; D012621:Seasons
Influenza aviária em aves silvestres brasileiras. I.  Inquérito sorológico através de imunodifusão.