The epidemiology of acute respiratory diseases. II. Risk of infection among infants and family associates from viruses accompanying respiratory illnesses.
D002648:Child; D006801:Humans; D007223:Infant; D012120:Respiration Disorders; D012141:Respiratory Tract Infections; D014777:Virus Diseases; D014780:Viruses
RESPIRATORY TRACT INFECTIONS/in infancy and childhood; VIRUS DISEASES/in infancy and childhood