| bacterial aetiology and antimicrobial resistance of community-acquired pneumonia in the elderly and younger adults. | this study was undertaken in order to compare the frequency of bacterial agents of community-acquired pneumonia (cap) and their antimicrobial resistance in the elderly and younger adults admitted to a teaching hospital in hamedan, iran. a total of 150 cases of cap, including 81 elderly and 69 younger adults, were evaluated. the most frequently identified pathogens in younger adults were moraxella catarralis (11.5%), streptococcus pneumonia (10.1%) and staphylococcus aureus (10.1%); while in the ... | 2010 | 20305102 |