@book{7410,
	author = {WHO Expert Committee on Health Statistics (1956 : Geneva).},
	title = {Expert Committee on Health Statistics [meeting held in Geneva from 10 to 14 December 1956] : fifth report.},
	publisher = {World Health Organization,},
	year = {1957.},
	series = {(WHO technical report series ; 133)},
	address = {Geneva : }
}