@book{11384,
	author = {Velásquez, Germán and Flori, Yves-Antoine and WHO Task Force on Health Economics.},
	title = {Health economics : a guide to selected WHO literature.},
	publisher = {World Health Organization,},
	year = {1994.},
	series = {(Task Force on Health Economics series)},
	address = {Geneva : },
	note = {1}
}