1. Analysis of endemic meningococcal disease by serogroup and evaluation of chemoprophylaxis;J Infect Dis,1976
2. Recommendations of the Advisory Committee on Immunization Practices (ACIP);Control and prevention of meningococcal disease;MMWR,1997
3. A public health perspective. Centers for Disease Control and Prevention;Prevention of perinatal group B streptococcal disease;MMWR,1996
4. Progress toward eliminating Haemophilus influenzae type b disease among infants and children—United States, 1987–1997;MMWR,1998
5. Recommendations of the advisory Committee on Immunization Practices (ACIP);Recommendations for use of Haemophilus b conjugate vaccines and a combined diphtheria, tetanus, pertussis, and Haemophilus b vaccine;MMWR,1993