Assertion: schizophrenia's symptom | /r/CapableOf | involve hallucination
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: Signs and symptoms may vary, but usually involve delusions, hallucinations or disorganized speech, and reflect an impaired ability to function.
text: Positive symptoms involve adding a behavior, such as delusions or hallucinations.
text: Signs and symptoms may vary, but usually involve delusions, hallucinations or disorganized speech, and reflect an impaired ability to function.
text: Signs and symptoms may vary, but usually involve delusions, hallucinations or disorganized speech, and reflect an impaired ability to function.