1.  A comparative evaluation of mode of ventilation using ProSeal laryngeal mask in preschool children with upper respiratory tract infection. National Conference (ISA) Jodhpur, December 2008

2.  ProSeal laryngeal mask airway in infants and toddlers with upper respiratory tract infections. A randomized controlled trial of   Spontaneous vs. Pressure Control Ventilation. International Airway Workshop, New Delhi, 2009.