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Braz J Anesthesiol, vol.71, jul-ago, 2021 Comparison of low dose intravenous fentanyl and morphine infusion for postoperative analgesia in spine fusion surgeries – a randomized control trial Estudo Clínico
Braz J Anesthesiol, vol.71, jul-ago, 2021 Comparison of low dose intravenous fentanyl and morphine infusion for postoperative analgesia in spine fusion surgeries – a randomized control trial Estudo Clínico