Shaffrey, C. I., Smith, J. S., Fehlings, M. G., Santiago, P., Mummaneni, P. V., Resnick, D. K., … Park, J. (2023). Introduction. In Youmans and Winn Neurological Surgery Volumes 1 4 8th Edition (pp. 2384-2389.e2). https://doi.org/10.1016/B978-0-323-66192-8.00472-9

Shaffrey, C. I., J. S. Smith, M. G. Fehlings, P. Santiago, P. V. Mummaneni, D. K. Resnick, M. Y. Wang, et al. “Introduction.” In Youmans and Winn Neurological Surgery Volumes 1 4 8th Edition, 2384-2389.e2, 2023. https://doi.org/10.1016/B978-0-323-66192-8.00472-9.

Shaffrey CI, Smith JS, Fehlings MG, Santiago P, Mummaneni PV, Resnick DK, et al. Introduction. In: Youmans and Winn Neurological Surgery Volumes 1 4 8th Edition. 2023. p. 2384-2389.e2.

Shaffrey, C. I., et al. “Introduction.” Youmans and Winn Neurological Surgery Volumes 1 4 8th Edition, 2023, pp. 2384-2389.e2. Scopus, doi:10.1016/B978-0-323-66192-8.00472-9.

Shaffrey CI, Smith JS, Fehlings MG, Santiago P, Mummaneni PV, Resnick DK, Wang MY, Ghogawala Z, Gokaslan ZL, Uribe JS, Kasliwal MK, Dailey AT, Samdani AF, Harrop JS, Chou D, Ames CP, Park J. Introduction. Youmans and Winn Neurological Surgery Volumes 1 4 8th Edition. 2023. p. 2384-2389.e2.