Vaccine · 2004 · 59 citations · 20 references
Public HealthInfectious Disease ControlInfectious DiseasesEpidemiologyInfectious Disease EpidemiologyPublic Health SurveillanceDisease SpreadInfectious Disease PreventionInfectious Disease SurveillanceInfluenza-like Illness SurveillancePandemic ResponseTropical MedicineEpidemic Impact On PopulationsInfluenza DiagnosticsInfluenza Infection ControlInfluenza SusceptibilityTropical Infectious Diseases
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