| acute otitis media in brazilian children: analysis of microbiology and antimicrobial susceptibility. | between 1990 and 1995, a total of 300 children, ages 2 months to 5 years, received diagnoses of acute otitis media (aom) in a hospital emergency room in são paulo, brazil, and were recruited for this study. the investigation was undertaken, first, to identify microorganisms and antimicrobial susceptibilities of pathogens from aom in brazilian children; next, to ascertain, by comparison, whether the isolates of streptococcus pneumoniae have the same serotypes as those included in the new conjugat ... | 2001 | 11465826 |