Evaluation of Ultrasound Guided Measurement of Tongue Thickness in Predicting Difficult Tracheal Intubation in Patients Undergoing Elective Surgery: A Cross Sectional Study - Sajitha, Noufiya; Kachru, Nisha; Yadav, Usha; Yadav, Rupesh (Archives of Anesthesiology and Critical Care, 2023)