Pre-launch press briefing Advocacy report - Dengue: Turning up the volume on a silent disaster Embargoed until 4 April 2014 at 1:01am CEST (00:01 GMT). Walter Cotte, Under Secretary General, Programme Services Division, IFRC Amanda McClelland, Senior Officer, Emergency Health, IFRC Dr Raman Velayudhan, Coordinator, Vector Ecology and Management Department of Control of Neglected Tropical Diseases (HTM/NTD), WHO