@book{7261,
	author = {WHO Expert Committee on Biological Standardization. Session (3rd : 1949 : London).},
	title = {Expert Committee on Biological Standardization : report on the third session, London, 2-7 May 1949.},
	publisher = {World Health Organization,},
	year = {1950.},
	series = {(WHO technical report series ; 2).},
	address = {Geneva : }
}