title: Assessment of bird involvement in three urban St. Louis encephalitis epidemics.
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000453:epidemiology / Q000276:immunology / Q000382:microbiology; D001717:Birds; D010856:Columbidae; D003168:Complement Fixation Tests; D004199:Disease Vectors; D004665:Encephalitis Virus, St. Louis / Q000302:isolation & purification; D004674:Encephalitis, St. Louis / Q000453:epidemiology / Q000209:etiology* / Q000276:immunology / Q000382:microbiology / Q000662:veterinary; D006801:Humans; D009500:Neutralization Tests; D013781:Texas; D014505:Urban Population