Referanslar
- PlotkinS, et al. Vaccine 3rd Edition, Philadelphia, W. B. Saunders Company, 1999
- American Academy of Pediatrics. In Pickering LK, Baker CJ, Kimberlin DW, Long SS, eds. Red Book: 2009 Report of the Committee on Infectious Diseases. 28th ed. Elk Grove Village, IL: American Academy of Pediatrics; 2009












