Yellow fever.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000914:Antibodies, Viral / Q000097:blood; D002648:Child; D018563:Disease Notification; D004797:Enzyme-Linked Immunosorbent Assay; D005260:Female; D006801:Humans; D007075:Immunoglobulin M / Q000097:blood; D007630:Kenya / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D018571:Sentinel Surveillance; D015004:Yellow Fever / Q000453:epidemiology* / Q000517:prevention & control
D000914:Antibodies, Viral; D007075:Immunoglobulin M