title: Letter: HI antibodies to influenza A-Finland-1-74.
mesh_terms: D000208:Acute Disease; D000914:Antibodies, Viral / Q000032:analysis*; D003289:Convalescence; D005260:Female; D005387:Finland; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007251:Influenza, Human / Q000276:immunology*; D008297:Male; D009975:Orthomyxoviridae / Q000302:isolation & purification; D011247:Pregnancy; D012703:Serotyping
chemical_list: D000914:Antibodies, Viral