Ahmad , S., Danish, S. H. ., Ahmad , F., Naz, S., Tahir, A. and Ali, S. M. S. (2013) “Frequency of Spondylolisthesis among Patients of Chronic Low Back Pain in Karachi”, Journal of the Dow University of Health Sciences (JDUHS), 7(3), pp. 101–106. Available at: https://mail.jduhs.com/index.php/jduhs/article/view/1538 (Accessed: 6 October 2024).