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Methods of Observation
Description of the Families and Their Reactions to the Study
22 other sections not shown
abdominal pain acquired acquisition adenovirus adults anorexia antibody titer antigens appeared Appendix Asian influenza average cervical chickenpox child clinical common cold common respiratory diseases common respiratory illnesses contacts coryza cough Coxsackie virus diagnosed diarrhea epidemic epidemiological episodes examined family outbreaks fathers fever feverishness figure frequency gamma globulin gastrointestinal illnesses gastrointestinal symptoms group A streptococci hoarseness illnesses occurring immunity incidence rates increases in titer indicated infants infectious gastroenteritis influenza virus intervals measles median mother mumps nasal discharge neutralizing antibody nonbacterial tonsillitis observed onset otitis media parents percentage period person-days person-year persons pharyngeal swabs physician poliomyelitis poliovirus population post-outbreak pre-outbreak present rash recorded relative respiratory symptoms rubella school children season secondary attack rates sera serological showed shown siblings sore throat specific stool streptococcal illness streptococcal tonsillitis susceptibility syndrome tabulations temperature tested tion tonsillectomy tonsillitis and pharyngitis total illness virus isolation vomiting