RS Kamal, Fazal Hameed Khan, FA Khan and Shameem Hirjee. "Hypoxaemia during endotracheal suctioning in ventilated intensive care patients. a comparison of two techniques of pre-oxygenation" Journal of Anaesthesiology Clinical Pharmacology Vol. 13 (1997) p. 45 - 50
Available at: http://works.bepress.com/fazal_hameed/19/