Özkan, Ahmet Seli M North Polar Tube Reduces the Risk of Epistaxis during Nasotracheal Intubation: A prospective, Randomized Clinical Trial. [electronic resource] - Current therapeutic research, clinical and experimental 2019 - 21-26 p. digital Publication Type: Journal Article ISSN: 0011-393X Standard No.: 10.1016/j.curtheres.2018.09.002 doi