Assertion: tremor's frequency | /r/HasProperty | less than 4 hz
Facets:
Source sentences:
text: Tremor frequency: low frequency, less than 4 Hz (cerebellar tremor, Holmes’ tremor, palatal tremor, drug-induced tremor) medium frequency, 4-7 Hz (parkinsonian tremor, physiological tremor, essential tremor, task-specific tremor, dystonic tremor, neuropathic tremor, palatal tremor, drug-induced tremor, psychogenic tremor) high frequency, above 7 Hz (orthostatic tremor, essential tremor, physiological tremor)