EU580577   Influenza A virus (A/black headed gull/Astrakhan/65/1983(H13N6)) segment 4 hemagglutinin (HA) gene, complete cds.   [Influenza A virus (A/black-headed gull/Astrakhan/65/1983(H13N6)) A/black headed gull/Astrakhan/65/1983 | 680699.3]