Fortnightly influenza surveillance overview weeks 37–38/2013

The weekly/fortnightly influenza surveillance overview is a collection of timely and relevant information regarding influenza activity in Europe. It provides key statistical data on a variety of issues including the following: sentinel surveillance of influenza-like illness and acute respiratory illness; virological surveillance; hospitalised laboratory-confirmed influenza cases; mortality surveillance and qualitative reporting. An up-to-date report is available on Fridays.