Assertion: rotavirus | /r/HasProperty | younger than 5 years of age
Facets:
value: in the prevaccine era
type: TEMPORAL
Source sentences:
text: In the prevaccine era, rotavirus accounted for 30% to 50% of all hospitalizations for gastroenteritis among U.S. children younger than 5 years of age; the incidence of clinical illness was highest among children 3 to 35 months of age.