Воздействие вакцины против пневмококковой инфекции: S. Black, J. Eskola, C. Whitney, and H. Shinfield, Pneumococcal Conjugate Vaccine and Pneumococcal Common Protein Vaccines, в кн.: Vaccines, 5th ed., eds. S. A. Plotkin, W. A. Orenstein, and P. A. Offit (London: Elsevier/Saunders 2008); T. Pillshvili, C. Lexau, M. M. Farley, et al., Sustained Reductions in Invasive Pneumococcal Disease in the Era of Conjugate Vaccine, Journal of Infectious Diseases 201 (2010): 32–41.