title: Towards a universal influenza vaccine.
mesh_terms: D000042:Absorption; D000595:Amino Acid Sequence; D000906:Antibodies; D002999:Clone Cells / Q000276:immunology; D000939:Epitopes; D014644:Genetic Variation; D006388:Hemagglutinins / Q000235:genetics; D006801:Humans; D009980:Influenza A virus; D007252:Influenza Vaccines; D012313:RNA / Q000235:genetics
chemical_list: D000906:Antibodies; D000939:Epitopes; D006388:Hemagglutinins; D007252:Influenza Vaccines; D012313:RNA