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Title
The quality of sero-surveillance in low- and middle-income countries: status and trends through 2007.
Authors
Lyerla, R; Gouws, E; Garcia-Calleja, J M
Abstract
To examine the quality of HIV sero-surveillance systems in 127 low-income and middle-income countries by 2007, as well as gaps in data needed for reliable estimates of HIV prevalence and size of populations at risk for infection.