Ilyas, S., Sarmad, S., Zulfiqar, F. and Waqas, N. 2020. Age and Gender Based Association Between Gross Motor Functional Classification System and Manual Ability Classification System Levels Among Cerebral Palsy Children: Classification System in CP Children. Pakistan Journal of Physical Therapy (PJPT). 1, 2 (Sep. 2020), 19–23. DOI:https://doi.org/10.52229/pjpt.v1i2.450.