Pollard, A., Santamaria, M., Maiden, M., Nicolas, P., Handford, S., Issa, M., . . . LaForce, M. (2003). W135 Meningococcal Disease in Africa.
Chicago-čujuhus (17. p.)Pollard, A., et al. W135 Meningococcal Disease in Africa. 2003.
MLA-čujuhus (9. p.)Pollard, A., et al. W135 Meningococcal Disease in Africa. 2003.
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