Assertion: ankylosing spondylitis's type | /r/HasProperty | cervical spondylitis
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Source sentences:
text: Types of spondylitis include cervical spondylitis – which affects the cervical spine, causing pain to spread the back of the neck; lumbar spondylitis – which causes pain in the lumbar region; and ankylosing spondylitis- which is primarily a disease that affects the sacroiliac joints, causing stiffness in the neck, jaw, shoulders, hips and knees.[citation needed]