1. Prevention of pneumococcal disease: recommendations of the Advisory Committee on Immunization Practices (ACIP).;Centers for Disease Control and Prevention;MMWR Morb Mortal Wkly Rep,1997
2. Progress toward elimination of Haemophilus influenzae type b disease among infants and children—United States, 1987-1995.;Centers for Disease Control and Prevention;MMWR Morb Mortal Wkly Rep,1996
3. Is Haemophilus influenzae finished?;Booy;J Antimicrob Chemother,1997
4. Reduction of nasopharyngeal carriage of pneumococci during the second year of life by a heptavalent conjugate pneumococcal vaccine.;Dagan;J Infect Dis,1996
5. Carriage of pneumococci after pneumococcal vaccination.;Obaro;Lancet,1996