Chen, Po-QuangPo-QuangChen2009-02-122018-07-132009-02-122018-07-131988http://ntur.lib.ntu.edu.tw//handle/246246/129601en-USCorrection of Kyphotic Deformity in Ankylosing Spondylitis Using Multiple Spinal Osteotomy and Zielke's VDS Instruments