Choi YJ, Byun Y, Yang SM, Lee H, Kim H.  Preoperative consumption of a carbohydrate drink before laparoscopic cholecystectomy is safe and beneficial in Korea: a non-randomized controlled study.  Ann Clin Nutr Metab 2023;15:15-21.  https://doi.org/10.15747/ACNM.2023.15.1.15