LOW DOSE KETAMINE AT INDUCTION OF ANESTHESIA CAN HAVE OPIOID SPARING EFFECTS IN IMMEDIATE POST-OPERATIVE PERIOD FOLLOWING LAPAROSCOPIC CHOLECYSTECTOMY. The Research of Medical Science Review, [S. l.], v. 3, n. 3, p. 186–191, 2025. Disponível em: http://thermsr.com/index.php/Journal/article/view/724.. Acesso em: 2 apr. 2025.