@book{6460,
	author = {WHO Special Progrmme of Research, Development and Research Training in Human Reproduction. and WHO Task Force on Research on the Introduction of Technologies for Fertility Regulation.},
	title = {An assessment of the need for contraceptive introduction in Brazil.},
	publisher = {World Health Organization,},
	year = {1994.},
	series = {(Expanding family planning options ; 2).},
	address = {Geneva : }
}