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Title
Has the quality of serosurveillance in low- and middle-income countries improved since the last HIV estimates round in 2007? Status and trends through 2009
Authors
Garcia Calleja, J. M.; Jacobson, J.; Garg, R.; Thuy, N.; Stengaard, A.; Alonso, M.; Ziady, H. O.; Mukenge, L.; Ntabangana, S.; Chamla, D.; Alisalad, A.; Gouws, E.; Sabin, K.; Souteyrand, Y.