AU - Tosun, Melis AU - Toraman, Fevzi TI - Investigation of the effects of melatonin premedication on intraoperative and postoperative hemodynamic parameters, peripheral oxygen saturation, postoperative anxiety and cognitive functions in patients undergoing epidural anesthesia; Letter to edit PT - Journal Article DP - 2020 TA - GKD Anest Yoğ Bak Dern Derg PG - 172-175 VI - 26 IP - 3 AID - 10.5222/GKDAD.2020.33600 [doi] 4100 - https://dx.doi.org/10.5222/GKDAD.2020.33600 SO - Journal of Cardio-Vascular-Thoracic Anaesthesia and Intensive Care Society, 2020 26(3):172