1. Department of Anesthesiology, Faculty of Medicine, Jordan University of Science and Technology, Irbid 21110, Jordan
2. Faculty of Medicine, Jordan University of Science and Technology, Irbid 21110, Jordan
3. Department of Maternal and Child Health, Faculty of Nursing, Jordan University of Science and Technology, Irbid 21110, Jordan
4. Division of Otolaryngology, Department of Special Surgery, Faculty of Medicine, Jordan University of Science and Technology, Irbid 22110, Jordan