Affiliation: | Author affiliations: National Tuberculosis Program, Hanoi, Vietnam (N.B. Hoa, D.N. Sy, N.V. Nhung);;Academic Medical Center, Amsterdam, the Netherlands (F.G.J. Cobelens, M.W. Borgdorff, E.W. Tiemersma);;Municipal Health Service, Amsterdam (M.W. Borgdorff);;KNCV Tuberculosis Foundation, The Hague, the Netherlands (E.W. Tiemersma) |