Influenza A virus (A/gull/Delaware/471/1986(H13N7));
Influenza A virus (A/hering gull/Delaware/471/86 (H13N7));
Influenza A virus (A/herring gull/DE/471/1986(H13N7));
Influenza A virus (A/herring gull/Delaware/471/1986(H13N7));
Influenza A virus (A/herring gull/Delaware/471/1986(H2N7))