Rajbanshi, Lalit Kumar, and Satyendra Narayan Singh. “Comparison of Berman and Ovassapian Intubating Airways for Fiberoptic Orotracheal Intubation in Anaesthetized Patients”. Journal of Society of Anesthesiologists of Nepal 3, no. 2 (September 17, 2016): 69-73. Accessed May 9, 2024. http://www.jsan.org.np/jsan/index.php/jsan/article/view/126.