title: Joint laxity and ankylosing spondylitis.
authors: L D
authors: LD
authors: Hordon
authors: H A
authors: HA
authors: Bird
mesh_terms: D005260:Female; D006801:Humans; D007593:Joint Instability / Q000175:diagnosis*; D008297:Male; D013167:Spondylitis, Ankylosing / Q000175:diagnosis*