Farrokhi, Mehrdad, Bardia Yarmohammadi, Amir Mangouri, Yasaman Hekmatnia, Yaser Bahramvand, Moein Kiani, Elham Nasrollahi, et al. “Screening Performance Characteristics of Ultrasonography in Confirmation of Endotracheal Intubation; A Systematic Review and Meta-Analysis ”. Archives of Academic Emergency Medicine 9, no. 1 (October 26, 2021): e68. Accessed July 26, 2026. https://journals.sbmu.ac.ir/aaem/index.php/AAEM/article/view/1360.