[The surveillance and facing new challenge of influenza].
Guo
Y
Y
Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Preventiong, Beijing 100052, China.
Tang
Y
Y
D002681:China / Q000453:epidemiology; D006801:Humans; D009980:Influenza A virus / Q000145:classification / Q000302:isolation & purification; D009981:Influenza B virus / Q000302:isolation & purification; D007252:Influenza Vaccines / Q000276:immunology; D007251:Influenza, Human / Q000453:epidemiology* / Q000517:prevention & control*; D011159:Population Surveillance; D014611:Vaccination
D007252:Influenza Vaccines