Al Maruf, A., K. A. Latif, I. H. Chowdhury, and M. M. Kamal. “Monitored Anaesthesia Care in Elderly Patient - a Prospective Descriptional Study”. Journal of the Bangladesh Society of Anaesthesiologists, vol. 23, no. 1, Mar. 2014, pp. 19-24, doi:10.3329/jbsa.v23i1.18154.