@article{doi:10.2106/JBJS.C.01472, author = {Belanger, Theodore A. and MilamIV, R. Alden and Roh, Jeffrey S. and Bohlman, Henry H.}, title = {Cervicothoracic Extension Osteotomy for Chin-on-Chest Deformity in Ankylosing Spondylitis}, journal = {The Journal of Bone & Joint Surgery}, volume = {87}, number = {8}, pages = {1732-1738}, year = {2005}, doi = {10.2106/JBJS.C.01472}, URL = { + http://dx.doi.org/10.2106/JBJS.C.01472}, eprint = {} }