Optimizing HIV testing services in sub-Saharan Africa: Cost and performance of verification testing with HIV self-tests and tests for triage - Eaton, J; Terris-Prestholt, F; Cambiano, V; Sands, A; Baggaley, R; Hatzold, K; Corbett, E; Kalua, T; Jahn, A; Johnson, CC (Journal of the International AIDS Society, 2019)