[Serological and virological studies during an outbreak of influenza A2].
D003168:Complement Fixation Tests; D004196:Disease Outbreaks; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007251:Influenza, Human / Q000175:diagnosis*; D009975:Orthomyxoviridae / Q000302:isolation & purification; D014776:Virus Cultivation
Serologische und virologische Untersuchungen während einer A2-Grippewelle.