Endemic influenza. I. Serologic evidence of continuing and subclinical infection in disparate populations in the post-pandemic period.
HAYSLETT
J
J
McCARROLL
J
J
BRADY
E
E
DEUSCHLE
K
K
McDERMOTT
W
W
KILBOURNE
E D
ED
D058345:Asymptomatic Infections; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D058873:Pandemics
INFLUENZA/epidemiology