Efficacy of nine-valent pneumococcal conjugate vaccine against pneumonia and invasive pneumococcal disease in The Gambia: randomised, double-blind, placebo-controlled trial

Cutts, F. T., Zaman, S. M. A., Enwere, G. Y., Jaffar, S., Levine, O. S., Okoko, J. B., … & McAdam, K. P. (2005). Efficacy of nine-valent pneumococcal conjugate vaccine against pneumonia and invasive pneumococcal disease in The Gambia: randomised, double-blind, placebo-controlled trial. The Lancet365(9465), 1139-1146.

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