| lower respiratory infections among hospitalized children in new caledonia: a pilot study for the pneumonia etiology research for child health project. | we conducted a prospective pilot study over a 1-year period in new caledonia in preparation for the pneumonia research for child health (perch) project. the pathogens associated with hospitalized lower respiratory infections in children were identified through the use of culture of induced sputum and blood, urinary antigen detection, polymerase chain reaction (pcr) on respiratory specimens, and serology on paired sera. respiratory viruses were detected on respiratory specimens by immunofluoresce ... | 2012 | 22403234 |