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Schöni-Affolter, F; Keiser, O; Mwango, A; Stringer, J; Ledergerber, B; Mulenga, L; Bucher, H C; Westfall, A O; Calmy, A; Boulle, A; Chintu, N; Egger, M; Chi, B H (2011). Estimating loss to follow-up in HIV-infected patients on antiretroviral therapy: The effect of the competing risk of death in Zambia and Switzerland. PLoS ONE, 6(12):e27919.