@book{13529,
	author = {WHO Study Group on Primary Health Care in Urban ArEas (1991 : Geneva). and World Health Organization.},
	title = {The role of health centres in the development of urban health systems : report of a WHO Study Group on Primary Health Care in Urban Areas [meeting held in Geneva from 2 to 9 December 1991].},
	publisher = {World Health Organization,},
	year = {1992.},
	series = {WHO technical report series ; 827.},
	address = {Geneva : }
}