[Surface electromyography studies in ankylosing spondylitis].
D000200:Action Potentials; D004594:Electrophysiology; D006801:Humans; D008161:Lumbosacral Region / Q000503:physiopathology*; D009119:Muscle Contraction; D009213:Myography; D013167:Spondylitis, Ankylosing / Q000175:diagnosis*
Oberflächenelektromyographische Untersuchungen bei der ankylosierenden Spondylitis.