Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Critical Care giúp cho các bạn có thêm kiến thức về ngành y học đề tài: Economics of immunization information systems in the United States: assessing costs and efficiency. | Cost Effectiveness and Resource Allocation BioMed Central Research Open Access Economics of immunization information systems in the United States assessing costs and efficiency Diana L Bartlett 1 Noelle-Angelique M Molinari1 Ismael R Ortega-Sanchez2 and Gary A Urquhart1 Address 1Immunization Services Division National Center for Immunization and Respiratory Diseases Centers for Disease Control and Prevention 1600 Clifton Rd. NE MS-E62 Atlanta GA 30333 USA and 2Viral Diseases Division National Center for Immunization and Respiratory Diseases Centers for Disease Control and Prevention 1600 Clifton Rd. NE MS-A47 Atlanta GA 30333 USA Email Diana L Bartlett - DBartlett@ Noelle-Angelique M Molinari - NMolinari@ Ismael R Ortega- Sanchez - IOrtegaSanchez@ Gary A Urquhart - GUrquhart@ Corresponding author Published 22 August 2006 Received 30 January 2006 Cost Effectiveness and Resource Allocation 2006 4 15 doi 1478-7547-4-15 Accepted 22 August 2006 This article is available from http content 4 1 15 2006 Bartlett et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background One of the United States national health objectives for 2010 is that 95 of children aged 6 years participate in fully operational population-based immunization information systems IIS . Despite important progress child participation in most IIS has increased slowly in part due to limited economic knowledge about IIS operations. Should IIS need further improvement characterizing costs and identifying factors that affect IIS efficiency become crucial. Methods Data were collected from a national sampling frame of the 56 states cities that received federal immunization grants under . Public