BARNETT, Chelsea. Opioid Free Anesthesia. Anesthesia eJournal, [S.l.], v. 7, p. 13-14, sep. 2019. ISSN 2333-2611. Available at: <https://anesthesiaejournal.com/index.php/aej/article/view/125>. Date accessed: 25 apr. 2024.