Dr Baby Saba, Dr DepaK Doltani, Dr Sahito Khan, Dr Mariyam Nawaz, Dr Muhammad Naem, and Dr zaigham din Baloch, “A Comparative Study between Real-Time Ultrasound Guided Catheterisation of the Internal Jugular Vein with Landmark Technique in Critical Care Patients”, J Popl Ther Clin Pharmacol, vol. 32, no. 11, pp. 956–964, Dec. 2025, doi: 10.53555/g5xwpe24.