Assertion: ankylosing spondylitis | /r/HasProperty | noticed in lower back
Facets:
value: typically
type: DEGREE
value: sacroiliac joints between the sacrum
type: LOCATION
Source sentences:
text: Ankylosing spondylitis is typically first noticed in the lower back (lumbar spine) or buttocks (sacroiliac joints between the sacrum and pelvis).
text: Ankylosing spondylitis is typically first noticed in the lower back (lumbar spine) or buttocks (sacroiliac joints between the sacrum and pelvis).