We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe quality of sero-surveillance in low- and middle-income countries: status and trends through 2007AuthorsLyerla, R; Gouws, E; Garcia-Calleja, J MPublicationSexually Transmitted Infections, 2008, Vol 84, Issue Supplement, pi85ISSN1368-4973Publication typearticleDOI10.1136/sti.2008.030593