Variation in gamma interferon responses to different infecting strains of Mycobacterium tuberculosis in acid-fast bacillus smear-positive patients and household contacts in Antananarivo, Madagascar. - Rakotosamimanana, N; Raharimanga, V; Andriamandimby, S; Soares, J; Doherty, T; Ratsitorahina, M; Ramarokoto, H; Zumla, A; Huggett, J; Rook, G; Richard, V; Gicquel, B; et al. (Clinical and vaccine immunology : CVI, 2010)