Hassan, Zubia, Imran Fazal, Nadeem Ashraf, Arshad Hayat, Kaswar Sajjad, and Asad Zaman. “Assessment of Fluid Responsiveness With End Tidal Carbon Dioxide Using A Simplified LegRaising Maneuver in Non-Cardiac Patients Admitted in Medical Intensive Care Unit”. Pakistan Armed Forces Medical Journal (PAFMJ) 72, no. 1 (February 28, 2022): 108-11. Accessed September 26, 2022. https://mail.pafmj.org/index.php/PAFMJ/article/view/3768.