title: [Muscular changes in ankylosing spondylitis].
mesh_terms: D000328:Adult; D001706:Biopsy; D006801:Humans; D008161:Lumbosacral Region; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000503:physiopathology*; D009133:Muscular Atrophy / Q000503:physiopathology; D013167:Spondylitis, Ankylosing / Q000503:physiopathology*
vernacular_title: Veränderungen der Muskulatur bei Spondylitis ankylopoetica