Koli, D. C., A. P. Kadakia, P. D. Latkar, and H. H. Mehta. “Nasal Intubation With Bronchial Blocker in a Patient With Difficult Airway for Thoracoscopic Surgery”. International Journal of Research in Medical Sciences, vol. 9, no. 2, Jan. 2021, pp. 629-31, doi:10.18203/2320-6012.ijrms20210457.