Ghafoor, F., K. Fatima, M. Fawad, A. Munawar, M. J. Baig, and Z. Ahmad. “Effectiveness of Treadmill Training Alone Versus Treadmill Training With External Clues on Improving Gait and Functional Ability in Parkinson’s Patient: Improving Gait and Functional Ability in Parkinson’s Patient”. Pakistan Journal of Health Sciences, vol. 4, no. 10, Oct. 2023, pp. 105-10, doi:10.54393/pjhs.v4i10.1085.