Assertion: ankylosing spondylitis's symptom | /r/CapableOf | last for month
Facets:
value: especially
type: DEGREE
Source sentences:
text: Early morning stiffness that improves when you take a warm shower or do light exercise, especially if this symptom lasts for weeks or months
text: The symptoms listed above may last for 3 months or longer.
text: These symptoms have come on gradually, but have lasted for at least three months.