Assertion: catatonia's symptom | /r/HasProperty | described
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Many symptoms of catatonic syndrome are described, some of them are characteristic of different mental disorders, a complete complex of symptoms in one patient is not absolutely necessary.
text: The symptoms of schizophrenia are often defined as either "positive" or "negative.
text: Symptoms in schizophrenia are described as either "positive" or "negative.