Nasim, A. ., Ghani, M. ., Kausar, S. ., & Khatoon, K. . (2022). Effectiveness of Problem Based Learning in Developing Knowledge of Undergraduate Nursing Students. Annals of King Edward Medical University, 28(1), 19–25. https://doi.org/10.21649/akemu.v28i1.5001 (Original work published April 27, 2022)