Epidemiological research on the phenomenon of the influenza herald wave.
Nishikawa
F
F
Sugiyama
T
T
Akita
M
M
Abe
H
H
Suzuki
H
H
Yamazi
Y
Y
D004196:Disease Outbreaks; D004463:Ecology; D006801:Humans; D009980:Influenza A virus / Q000472:pathogenicity; D009981:Influenza B virus / Q000472:pathogenicity; D007251:Influenza, Human / Q000453:epidemiology*; D007564:Japan