Preoperative Anxiety in Patients Undergoing Laproscopic Cholecystectomy in a Rural Area in Haryana Region - An Observational Study - Chandola, Sachin; Yadav, Neha; Kanchan, Swati; Rohal, Ankit; Singh, Kuldeep; Kadyan, Nishu (Academia Anesthesiologica International, 2021)