Rehman Shamsi, M. F.; Siddiqui, A. S. Frequency of Inappropriate Endotracheal Tube Cuff Pressure and Its Variability in Patients Undergoing Prolonged Surgery: A Prospective Observational Study: Endotracheal Tube Cuff Pressure Variation under General Anaesthesia. J Ayub Med Coll Abbottabad 2023, 35, 301-306.