The study of natural focal character of the "Tahyna" virus by serological examinations of birds.
D000818:Animals; D001717:Birds / Q000821:virology*; D002141:Encephalitis Virus, California; D010808:Physical Examination; D014777:Virus Diseases / Q000635:transmission*; D014780:Viruses
BIRDS/virology; VIRUS DISEASES/transmission