1. Oral fiberoptic intubation over a retrograde guidewire;Gupta;Anesth Analg,1989
2. Retrograde intubation training using mannequin;Van Stralen;Am J Emerg Med,1995
3. Retrograde intubation of the trachea;Stern;J Laryngol Otol,1991
4. Retrograde intubation [letter];Shantha;Br J Anaesth,1983
5. Success rate and complications of a modified guided blind technique for intubation in 36 patients;Guggenberger;Anaesthesist,1987