UNICEF2007-11-132005-09-292007-11-132003http://hdl.handle.net/10625/30157Text6 p.enMICRONUTRIENTSCHILDRENVITAMINSDEFICIENCY DISEASESCHILD MORTALITYIMMUNIZATIONNUTRITIONVITAMIN ASupport for vitamin A supplementation in Zambia : progress report, Sept. 2002 - Mar. 2003Working Paper