@book{8259,
	author = {WHO Study Group on BCG Vaccination Policies (1980 : Geneva). and World Health Organization},
	title = {BCG vaccination policies : report of a WHO study group [meeting held in Geneva from 24 to 27 June 1980].},
	publisher = {World Health Organization,},
	year = {1980.},
	series = {(WHO technical report series ; 652)},
	address = {Geneva : }
}