@book{7906,
	author = {WHO Expert Committee on Health Statistics (1966 : Geneva). and World Health Organization},
	title = {Epidemiological methods in the study of chronic diseases : eleventh report of the WHO Expert Committee on Health Statistics [meeting held in Geneva from 15 to 21 November 1966].},
	publisher = {World Health Organization,},
	year = {1967.},
	series = {(WHO technical report series ; 365)},
	address = {Geneva : }
}