Assertion: tremor's cause | /r/HasProperty | parkinson’s disease
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Source sentences:
text: If the cause of a Parkinsonian tremor is Parkinson’s disease, it may respond well to levodopa or other dopaminergic medications.﻿﻿ Other possibilities include amantadine and anticholinergic drugs.
text: If the tremor is isolated to the jaw, the cause is Parkinson’s disease.