Das Jyotirmoy, Khanna Sangeeta, Goswami Devalina, Kapoor Pawan Kumar, Mehta Yatin
Department of Anaesthesiology Institute of Anaesthesiology and Critical Care, Medanta - The Medicity, Gurgaon, India.
J Anaesthesiol Clin Pharmacol. 2011 Jul;27(3):424-5. doi: 10.4103/0970-9185.83709.