(Q82986833)
Statements
Streptococcus pneumoniae serogroups 15 and 33: an increasing cause of pneumococcal infections in children in the United States after the introduction of the pneumococcal 7-valent conjugate vaccine (English)
Blanca E Gonzalez
Linda Lamberth
Edward O Mason
U.S. Pediatric Multicenter Pneumococcal Surveillance Group