COMPARISON OF ANALGESIC EFFICACY OF CAUDAL BLOCK USING LEVOBUPIVACAINE AT VOLUMES OF 1 ML/KG AND 1.25 ML/KG WITH A FIXED TOTAL DOSE OF 2 MG/KG IN CHILDREN UNDERGOING LAPAROSCOPIC INGUINAL HERNIA REPAIR. YHCĐ [Internet]. 2026 Oct. 31 [cited 2026 Nov. 8];67(10). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/6913