@book{7724,
	author = {WHO Expert Committee on Health Statistics (1965 : Geneva). and World Health Organization.},
	title = {Sampling methods in morbidity surveys and public health investigations : tenth report of the WHO Expert Committee on Health Statistics [meeting held in Geneva from 23 to 29 November 1965].},
	publisher = {World Health Organization,},
	year = {1966.},
	series = {(WHO technical report series ; 336)},
	address = {Geneva : }
}