GökM. A.; KafadarM. T.; YeğenS. F. Effects of Preoperative Oral Carbohydrate Loading on Preoperative and Postoperative Comfort in Patients Planned to Undergo Elective Cholecystectomy: A Prospective Randomized Controlled Clinical Trial. Iranian Red Crescent Medical Journal, v. 22, n. 11, 26 Nov. 2020.