Испытания вакцины против пневмококковой инфекции: S. Black, H. Shinefield, B. Fireman B, et al., Efficacy, Safety and Immunogenicity of Heptavalent Pneumococcal Conjugate Vaccine in Children: Northern California Kaiser Permanente Vaccine Study Center Group, Pediatric Infectious Disease Journal 19 (2000): 187–195.
