1. UMR EPV Emergence des Pathologies Virales, Aix Marseille Université, Marseille, France.
2. French National Reference Centre for Arbovirus, Armed Forces Biomedical Research Institute, Marseille, France.
3. Department of Viroscience, WHO Collaborating Centre for Arboviruses and Viral Haemorrhagic Fever Research and Reference, Wytemaweg 80, Room EE 17-26, 3015 CN Erasmus MC, Rotterdam, Netherlands.