Assertion: antiarrhythmic drug | /r/HasProperty | differentiated by their antiarrhythmic action
Facets:
value: for a quarter of a century
type: OTHER
Source sentences:
text: For almost a quarter of a century, antiarrhythmic drugs have been differentiated by their antiarrhythmic action according to the well-known classification system developed by Vaughan Williams1 and subsequently modified by Harrison2 (Table 1).