Assertion: rheumatic fever | /r/CapableOf | decline in frequency
Facets:
value: from the 1920
type: TEMPORAL
Source sentences:
text: Rheumatic fever declined in frequency from the 1920's and kept declining, but in WW II there were 1,000,000 of Strep infection and something like 60,000 cases of rheumatic fever in the Navy alone.