The Seattle virus watch. IV. Comparative epidemiologic observations of infections with influenza A and B viruses, 1965-1969, in families with young children.

Age Factors Antibodies/analysis Child Child, Preschool Complement Fixation Tests Disease Outbreaks/epidemiology Female Humans Infant Infant, Newborn Influenza, Human/epidemiology,genetics Male Orthomyxoviridae/immunology Population Surveillance Recurrence Seasons Washington

Antibodies