TY - GEN TI - Antigenic and genetic characteristics of influenza A(H5N1)and influenza A(H9N2) viruses and candidate vaccine viruses developed for potential use in human vaccines SN - 0049-8114 PY - 2010///1021 KW - Animals KW - Birds KW - virology KW - Humans KW - Influenza A Virus, H5N1 Subtype KW - genetics KW - Influenza A Virus, H9N2 Subtype KW - Influenza Vaccines KW - therapeutic use KW - Influenza in Birds KW - prevention & control KW - Influenza, Human N1 - Publication Type: Journal Article ER -