Combined clinical and virological surveillance of influenza in winters of 1992 and 1993-4.
Fleming
D M
DM
Birmingham Research Unit, Royal College of General Practitioners, Harborne.
Chakraverty
P
P
Sadler
C
C
Litton
P
P
D004196:Disease Outbreaks; D004739:England / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D009980:Influenza A virus / Q000302:isolation & purification; D009981:Influenza B virus / Q000302:isolation & purification; D007251:Influenza, Human / Q000453:epidemiology / Q000821:virology*; D009666:Nose / Q000821:virology; D010614:Pharynx / Q000821:virology; D011159:Population Surveillance; D012621:Seasons