Clinical outcomes and CD4 cell response in children receiving antiretroviral therapy at primary health care facilities in Zambia. - Bolton-Moore C; Mubiana-Mbewe M; Cantrell RA; Chintu N; Stringer EM; Chi BH; Sinkala M; Kankasa C; Wilson CM; Wilfert CM; Mwango A; Levy J; et al. (JAMA: Journal of the American Medical Association, 2007)