Table of Contents

• Editorial

• Virological Characteristics of the Influenza Virus

• Influenza Surveillance in Midi-Pyrénées: Presentation of Sources and Data from the Last 3 Winter Seasons

• Surveillance of the influenza epidemic in Midi-Pyrénées and early detection for action

• Clusters of acute respiratory infections in elderly care facilities in Midi-Pyrénées, 2014–2015

• Summary of surveillance of severe influenza cases hospitalized in intensive care in 2014–2015 in Midi-Pyrénées