title: [Studies on ABO blood substances of influenza A2 virus with special reference to the preventive mechanism due to blood group agglutinins].
mesh_terms: D000017:ABO Blood-Group System; D000372:Agglutination Tests; D000906:Antibodies / Q000032:analysis*; D006386:Hemagglutination Tests; D006801:Humans; D000432:Methanol; D009975:Orthomyxoviridae / Q000276:immunology*; D012463:Saliva / Q000276:immunology
chemical_list: D000017:ABO Blood-Group System; D000906:Antibodies; D000432:Methanol