Saba Arif, Muhammad Abdullah Shakeel, Aqeel Ahmad, Hafiz Muhammad Fawaad Bilal, Muhammad Imran Anjum, and Dure Shahwar. “BIS-Guided Anesthesia and Early Cognitive Recovery in Elderly: A Controlled Trial”. Link Medical Journal 4, no. 1 (June 24, 2026): 1–11. Accessed October 28, 2026. https://linkmjhcr.com/index.php/lmj/article/view/172.