Genetic relatedness of some 1978--1979 influenza H1N1 strains to 1953 H1N1 strain.
D000956:Antigens, Viral; D005814:Genes, Viral; D053118:Influenza A Virus, H1N1 Subtype; D009980:Influenza A virus / Q000032:analysis / Q000235:genetics* / Q000276:immunology; D009843:Oligoribonucleotides / Q000032:analysis; D012367:RNA, Viral / Q000032:analysis / Q000235:genetics*
D000956:Antigens, Viral; D009843:Oligoribonucleotides; D012367:RNA, Viral