Assertion: prednisone | /r/HasProperty | approved for medical use
Facets:
value: in 1955
type: TEMPORAL
value: in the united states
type: LOCATION
Source sentences:
text: Prednisone was patented in 1954 and approved for medical use in the United States in 1955.
text: Prednisone was patented in 1954 and approved for medical use in the United States in 1955.