1. The development of the laryngeal mask - a brief history of the invention, early clinical studies and experimental work from which the laryngeal mask evolved;Brain;Eur J Anaesthesiol,1991
2. The work of ventilation imposed by the laryngeal mask airway;Ooi;Anesthesiology,1993
3. Resistance to constant air flow imposed by the standard laryngeal mask, the reinforced laryngeal mask airway and RAE tubes;Al-Hasani;Br J Anaesth,1993
4. The laryngeal mask - a non-invasive airway;White;Eur J Anaesthesiol,1991
5. Practice Guidelines for Management of the Difficult Airway