Throughout this report card, national coverage rates for all antigens are from World Health Organization and United Nations Children's Fund, 'Review of national immunization coverage 1980-2003', at http://www.childinfo.org/areas/immunization/database.php. District-level coverage for DPT3 and MCV is from WHO and UNICEF, Joint Reporting Form on Vaccine-Preventable Diseases, 2004. Coverage data are also published in United Nations Children's Fund, The State of the World's Children 2005, UNICEF, New York, 2004.