title: Three-factor cross of influenza virus.
mesh_terms: D003433:Crosses, Genetic; D005796:Genes; D005816:Genetic Complementation Test; D008040:Genetic Linkage; D006389:Hemagglutinins, Viral; D009980:Influenza A virus / Q000276:immunology; D011995:Recombination, Genetic; D013696:Temperature; D010948:Viral Plaque Assay
chemical_list: D006389:Hemagglutinins, Viral