@conference {71220,
	title = {Energy Efficiency, Air Quality And Comfort In Air- Conditioned Surgical Operating Theatres{\textquotedblright},},
	booktitle = { 10th Global Engineering Conference, April 2008, Las Vegas, USA.},
	year = {2008},
	month = {April},
	address = {USA},
	author = {Essam E. Khalil}
}
