The incidence of pediatric invasive Haemophilus influenzae and pneumococcal disease in Chiba prefecture, Japan before and after the introduction of conjugate vaccines

Ishiwada N, Hishiki H, Nagasawa K, Naito S, Sato Y, Chang B, Sasaki Y, Kimura K, Ohnishi M, Shibayama K. The incidence of pediatric invasive Haemophilus influenzae and pneumococcal disease in Chiba prefecture, Japan before and after the introduction of conjugate vaccines. Vaccine. 2014; 32(42): 5425–31.