Impact of opioid-free anaesthesia on postoperative opioid consumption: a systematic review and meta-analysis. UCC Student Medical Journal, [S. l.], v. 5, p. 111, 2025. DOI: 10.33178/SMJ.2025.1.37. Disponível em: https://journals.ucc.ie/index.php/smj/article/view/4637.. Acesso em: 18 oct. 2025.