Assertion: digitalis's use | /r/HasProperty | necessary
Facets:
value: in refractory cases
type: OTHER
Source sentences:
text: If concurrent use is necessary, reduce adult digoxin dose by 50%, monitor digoxin concentration closely, and increase monitoring for both clinical response to therapy and the occurrence of adverse effects.
text: In refractory cases, the use of a transvenous cardiac pacemaker may be necessary.