Impact of HIV on tuberculosis in Zambia: a cross sectional study.Elliott, A. M. Luo, N. Tembo, G. Halwiindi, B. Steenbergen, G. Machiels, L. Pobee, J. Nunn, P. Hayes, R. J. McAdam, K. P. BMJ, (1990). 301:412-5 « First « Previous 221 222 223 224 225
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