| invasive infections caused by neisseria meningitidis, haemophilus influenzae and streptococcus pneumoniae among children in st petersburg, russia. | this study investigated the causes of invasive bacterial infections in children aged <15 years in st petersburg, russia, during 2001-2003, using culture and antigen detection methods (rapid antigen latex agglutination (ral)) for normally sterile body fluids. a pathogen was detected in 90 cases (culture 50, ral 40). neisseria meningitidis was the most common pathogen (66%), followed by haemophilus influenzae (19%) and streptococcus pneumoniae (16%). meningitis was the main clinical diagnosis (68/ ... | 2008 | 18318743 |