“Ultrasound-guided erector spinae plane block versus trocar site local anesthetic infiltration for laparoscopic colorectal resection: A prospective, randomized study” (2022) Annals of Medical Research, 29(1), pp. 0062–0067. Available at: http://annalsmedres.org/index.php/aomr/article/view/4024 (Accessed: 3 April 2025).