Shafqat Huma, Muhammad Fahim Qasim, Muhammad Asif Kamal, Fatima Aamir Khan, Nadia Naveen. Frustration Intolerance, Self-Efficacy and Sleep Quality in Medical Students During Pandemic of Covid-19. Pakistan Journal of Medical & Health Sciences [Internet]. 2023 Mar. 9 [cited 2024 Jul. 17];17(01):604. Available from: https://pjmhsonline.com/index.php/pjmhs/article/view/4096