%0 Journal Article %K Africa %K Humans %K Neglected Diseases %K Population Surveillance %K Public Health Administration %K Retrospective Studies %K Trachoma %B PLoS neglected tropical diseases %D 2011 %G eng %N 3 %P e979 %R 10.1371/journal.pntd.0000979 %T Incremental cost of conducting population-based prevalence surveys for a neglected tropical disease: the example of trachoma in 8 national programs. %U http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3050919/pdf/pntd.0000979.pdf %V 5 %1 http://www.ncbi.nlm.nih.gov/pubmed/21408130?dopt=Abstract %8 2011 Mar 08