The incidence of antibodies against some influenza A and B viruses in sera collected at Benghazi (Libya).
D000293:Adolescent; D000328:Adult; D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis*; D002648:Child; D006801:Humans; D009980:Influenza A virus / Q000276:immunology; D008002:Libya; D008875:Middle Aged; D009975:Orthomyxoviridae / Q000276:immunology*
D000914:Antibodies, Viral