Direct laryngoscopy versus video laryngoscopy for expected difficult tracheal intubation a prospective study
			Authors : Munish Palliyalil Kakkolil, Venugopal Achuthan Nair, Brahmanandan Radhika Devi, Jagathnath Krishna Kumarapillai Mohanan Nair, Cherian Koshy Rachel
			DOI : 10.18231/j.ijca.2021.052