@article{oai:fukuoka-u.repo.nii.ac.jp:00001905, author = {Izaki, Teruaki and Shiota, Etsuji and Zhang, Jingfan}, issue = {1}, journal = {福岡大学医学紀要, Medical Bulletin of Fukuoka University}, month = {Mar}, note = {application/pdf}, pages = {11--16}, title = {Aplasia of the Posterior Arch of the Atlas : A Proposal for a New Clinical Classification}, volume = {36}, year = {2009} }