[Survey of influenza in Belgium, 1980-1981. Performance of serologic studies on military recruits].
D000293:Adolescent; D000328:Adult; D000914:Antibodies, Viral / Q000032:analysis*; D006801:Humans; D009980:Influenza A virus / Q000276:immunology; D009975:Orthomyxoviridae / Q000276:immunology*
D000914:Antibodies, Viral
Surveillance de l'influenza en Belgique, 1980-1981. Poursuite des examens sérologiques chez des recrues militaires.