@article{mitsuyasu_sasaki_takabatake_matsuda_tsutsumi_urata_ishitani_1994, 
  title={Wedge Osteotomy of the Spine in Elderly Ankylosing Spondylitis. A case Report.}, 
  volume={43}, 
  DOI={10.5035/nishiseisai.43.1286}, 
  publisher={West-Japanese Society of Orthopedics & Traumatology}, 
  author={Mitsuyasu and Sasaki and Takabatake and Matsuda and Tsutsumi and Urata and Ishitani}, 
  year={1994}
  }