Histological studies of pelvo-spondylitis ossificans (ankylosing spondylitis) correlated with clinical and radiological findings.
D000844:Ankylosis; D006801:Humans; D013166:Spondylitis; D013167:Spondylitis, Ankylosing / Q000502:physiology*
SPONDYLITIS, ANKYLOSING/physiology