Assertion: combination vaccine | /r/HasProperty | licensed by fda
Facets:
value: since 1996
type: TEMPORAL
value: in the united states
type: LOCATION
Source sentences:
text: Seven combination vaccines for which separate antigens or antigen combinations exist have been licensed by FDA since 1996 in the United States (Table 3-2) (49-55).
text: Only combination vaccines licensed by FDA should be used (56).