Tahir, M. J., Fatima, A., Sohail, S., Kazmi, S., & Shoukat, F. (2020). Frequency of Hamstring Muscle Strain Injuries in Athletes of Different Universities of Lahore: A Cross-sectional Study: Hamstring Muscle Strain Injuries in Athletes. Pakistan Journal of Physical Therapy (PJPT), 1(3), 3–6. https://doi.org/10.52229/pjpt.v1i3.458