title: Serological response to whole, split and subunit influenza vaccines of persons with and without immunological experience towards influenza A/U.S.S.R. 90/77 virus.
mesh_terms: D000293:Adolescent; D000328:Adult; D000914:Antibodies, Viral / Q000096:biosynthesis*; D000956:Antigens, Viral / Q000276:immunology; D004311:Double-Blind Method; D005260:Female; D006389:Hemagglutinins, Viral / Q000276:immunology*; D006801:Humans; D009980:Influenza A virus / Q000276:immunology*; D007252:Influenza Vaccines / Q000276:immunology*; D008297:Male; D008875:Middle Aged; D009439:Neuraminidase / Q000276:immunology
chemical_list: D000914:Antibodies, Viral; D000956:Antigens, Viral; D006389:Hemagglutinins, Viral; D007252:Influenza Vaccines; D009439:Neuraminidase