GU371270   Influenza A virus (A/Hunan Kaifu/SWL4142/2009(H1N1)) segment 4 hemagglutinin (HA) gene, complete cds.   [Influenza A virus (A/Hunan Kaifu/SWL4142/2009(H1N1)) A/HunanKaifu/SWL4142/2009 | 703351.3]