الفهرس 
BacteriaOnly 14 pages are availabe for public view
 |  | from | 160 |  |  |
| | | from | 160 | | |
Abstract
Bacterial infections especially those involving the resoiratory tract are major causes of morbidity and mortality in children worldwide.viruses and other pathological agents causing atypical pneumonia are important causes of pneumonias in childern.