TY - JOUR T1 - Randomized, double-blind, placebo-controlled study of the analgesic effect of intraoperative esmolol for laparoscopic gastroplasty JO - Acta Cirúrgica Brasileira A1 - Morais, Vinicius Barros Duarte de A1 - Sakata, Rioko Kimiko A1 - Huang, Ana Paula Santana A1 - Ferraro, Leonardo Henrique da Cunha SN - 0102-8650 UL - 10.1590/s0102-865020200040000008 VL - 35 Y1 - 2020 PB - Brasil ER -