Assertion: concussion's symptom | /r/HasProperty | due
Facets:
value: often
type: DEGREE
value: to physiological changes
type: CAUSE
Source sentences:
text: It is not known to exactly what degree the symptoms are due to physiological changes or to other factors, such as pre-existing psychiatric disorders or factors related to secondary gain or disability compensation.
text: The good news is that these longer-standing symptoms are often due to issues other than concussion itself.