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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f10_43_10929

©2013 UpToDate ® Print Email Bamboo spine in ankylosing spondylitis X-ray shows continuous fusion of the lumbar spine and lateral fusion of the sacroiliac joints. Courtesy of Dr. Sheng Guang Li, PLA Hospital, China.