Assertion: quinine | /r/ObjectUse | used through first half of the 18th century
Facets:
value: for cardiac problems
type: PURPOSE
value: sporadically
type: DEGREE
value: for arrhythmia
type: PURPOSE
Source sentences:
text: Quinine was used sporadically through the first half of the 18th century for cardiac problems and arrhythmia and it became a standard of cardiac therapy in the second half of the 19th century.