Dynamic relationship between IFN-gamma and IL-2 profile of Mycobacterium tuberculosis-specific T cells and antigen load. by Millington, K, Innes, J, Hackforth, S, Hinks, T, Deeks, J, Dosanjh, D, Guyot-Revol, V, Gunatheesan, R, Klenerman, P, Lalvani, A