ZULQERNAIN A, SYED Z, FAROOQ RK. Integrating Sleep Quality, Cardiac Autonomic Function, Cognitive Processing Speed, and Academic Performance Assessment in Undergraduate Medical Students: A Pilot Study. Pakistan Journal of Medical & Health Sciences [Internet]. 2026 Apr. 30 [cited 2026 Jun. 25];20(4):33-8. Available from: https://pjmhsonline.com/pjmhs/article/view/7276