Askari, Raza, Pervaiz M. Hashmi, Sheikh Naeem-ul- Haq, and Syed Itaat Hussain Zaidi. 2019. “The Effect of Drain Vs. No Drain on Straight Leg Raising in Post Total Knee Replacement Patients”. Journal of Liaquat University of Medical & Health Sciences 17 (03):152-56. http://121.52.154.205/index.php/jlumhs/article/view/57.