Sajjad, Madiha, Samina Iltaf, and Rehan Ahmed Khan. “Nonfunctional Distractor Analysis: An Indicator for quality of Multiple Choice Questions”. Pakistan Journal of Medical Sciences 36, no. 5 (June 26, 2020). Accessed April 26, 2024. https://pjms.org.pk/index.php/pjms/article/view/2439.