Ambreen Asif, Sabira Sharif, Kashif Aziz Ahmad, Samrah Fatima, Sohaib Akbar, Rabea Rashed. “Comparison of Safety Between Subclavian and Internal Jugular Central Venous Catheterization in Patients Admitted to the Medical ICU. A Randomized Controlled Trial”. Pakistan Journal of Medical & Health Sciences 17, no. 10 (October 28, 2023): 279. Accessed December 5, 2025. https://pjmhsonline.com/index.php/pjmhs/article/view/6550.