Kucuk, N., Yasar, A., & Uslu, S. (2021). The effectiveness of intranasal fentanyl and intravenous ketorolac tromethamine combination for postoperative analgesia . Annals of Medical Research, 4(3), 0279–0281. Retrieved from http://www.annalsmedres.org/index.php/aomr/article/view/2624