title: Influenza outbreak in a large town of Romania recorded in January--March 1978.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000914:Antibodies, Viral / Q000032:analysis; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000453:epidemiology*; D004197:Disease Reservoirs; D006801:Humans; D007223:Infant; D009980:Influenza A virus / Q000302:isolation & purification; D007251:Influenza, Human / Q000175:diagnosis / Q000453:epidemiology*; D008875:Middle Aged; D012383:Romania; D012621:Seasons; D014505:Urban Population
chemical_list: D000914:Antibodies, Viral