Shad, M., M. J. Ijaz, M. M. Qamar, and A. Basharat. “Prevalence of Lumbo-Pelvic Pain in Pregnant Women of Third Trimester in Lahore Pakistan”. Journal of Liaquat University of Medical & Health Sciences, vol. 17, no. 01, Apr. 2019, pp. 52-56, http://121.52.154.205/index.php/jlumhs/article/view/49.