| respiratory viruses in hospitalized children with acute lower respiratory tract infections, mazandaran province, iran. | we conducted this study to determine the contribution of respiratory viruses in 202 hospitalized children (1 mo-5 yr) with clinical evidence of acute lower respiratory tract illness (alri). nasopharyngeal specimens were assayed for viruses detection by indirect immunoflourescent method. viral agents were identified from 109 (54%) cases (9 cases had dual infection). the most commonly detected virus was parainfluenza virus 3 in 32 (15.8%) cases followed by respiratory syncytial virus 26 (12.9%) pa ... | 2008 | 18695281 |