@book{8448,
	author = {Wright, Abigail and Zignol, Matteo},
	title = {Anti-tuberculosis drug resistance in the world : fourth global report},
	publisher = {World Health Organization},
	year = {2008},
	address = {Geneva, Switzerland  },
	edition = {Nil},
	note = {"WHO/HTM/TB/2008.394."},
	url = {http://www.who.int/tb/publications/2008/drs_report4_26feb08.pdf}
}