Assertion: vaccine's dose | /r/HasProperty | recommended at age
Facets:
value: routinely
type: TEMPORAL
Source sentences:
text: The fourth dose of DTaP is recommended at age 15-18 months but may be administered as early as age 12 months if 6 months have elapsed since the third dose and if there is concern that the child might not return by age 18 months (33).
text: The first dose is routinely recommended at age 11–12 years old; the series can be started at age 9 years.