1. Centers for Disease Control and Prevention. Prevention of pneumococcal disease: recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR 1997;46(RR-08):1–24.
2. Active Bacterial Core Surveillance (ABCs) Report/Emerging Infections Program Network: Streptococcus pneumoniae, 1998. Centers for Disease Control and Prevention Website. Available at http://www.cdc.gov/ncidod/dbmd/abcs/survreports.htm, accessed June 2000.
3. Centers for Disease Control and Prevention. Preventing pneumococcal disease among infants and young children: recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR 2000;49(RR-9):1–29.
4. Increasing prevalence of multidrug-resistant Streptococcus pneumoniae in the United States;Whitney;N. Engl. J. Med.,2000
5. American Academy of Pediatrics, Committee on Infectious Diseases. Policy Statement: Recommendations for the Prevention of Pneumococcal Infections, Including the Use of Pneumococcal Conjugate Vaccine (Prevnar), Pneumococcal Polysaccharide Vaccine, and Antibiotic Prophylaxis, 2000.