@book{6847,
	author = {Informal Consultation on Vitamin A Supplements through EPI (1992 : Geneva).},
	title = {Using immunization contacts to combat vitamin_A deficiency : report of an informal consultation, World Health Organization, Geneva, 30 June - 1 July 1992.},
	publisher = {World Health Organization,},
	year = {1993.},
	address = {Geneva : }
}