Assertion: concussion's symptom | /r/CapableOf | begin after concussion
Facets:
value: right away
type: MANNER
Source sentences:
text: Differentiating between prolonged post-concussion syndrome (PCS, where symptoms begin shortly after a concussion and last for weeks, months, and sometimes even years) and CTE symptoms can be difficult.
text: Symptoms can begin right away or a few days after the concussion.