Bhatti , S. A. ., Waseem, I., Akhtar, M. ., Arslan, S. A., Batool, F. ., & Ahmed, A. . (2022). Association of Patellofemoral Syndrome with Prolonged Duration of Sitting among Teachers; A Cross-Sectional Survey: Association of Patellofemoral Syndrome with Prolonged Duration of Sitting. Pakistan BioMedical Journal, 5(5), 321–324. https://doi.org/10.54393/pbmj.v5i5.439