| aetiology and clinical presentation of pneumonia in hospitalized and outpatient children in northeast brazil and risk factors for severity. | data on presentation, aetiology, and prognostic indicators of childhood pneumonia, which can help design strategies for controlling the disease, are generally scarce in developing countries. in this paper, the distribution of aetiologic agents, clinical presentation, and evolution of pneumonia cases are described, and the factors associated with duration of pneumonia episode and of hospital admission examined. during june 1994-june 1995, 472 children, aged 6-59 months, with clinical diagnosis of ... | 2005 | 15884747 |