Hu, F. ., Hu, W. ., Zhang, H. ., Song, K. ., Wang, Y. ., Wang, T. ., … Zhang, X. . (2018). Pedicle Subtraction Osteotomy with a Cage Prevents Sagittal Translation in the Correction of Kyphosis in Ankylosing Spondylitis. Chinese Medical Journal, 131(2), 200-206. https://doi.org/10.4103/0366-6999.222342 (Original work published 2018)