TGV:Use of the Quick Diagnostic Test of the Influenza and the Infection With RSV by the Paediatric Emergency Unit

Inclusion Criteria: * Age less than 5 years * Isolated fever and/or * Infection of the higher air routes (congestive otitis, feverish rhinitides, tracheitis or laryngitis) and/or infection of the lower air routes (cough, pneumonia, bronchitis, asthma) * Signed consent form Exclusion Criteria: * Evocative clinical of a urinary and/or bacterial infection * Purulent acute otitis media * Typical acute bronchiolitis * Suspicion of acute lobar pneumonia * Acute gastro-enteritis * Anginas * Serious chronic respiratory pathology * Other infection whose etiologic viral diagnosis is established * Congenital or acquired immunizing deficits * Congenital cardiopathy