D. Ortenzio, E. Do, C. , R. P. Weber, F. Filleul et al., Enhanced influenza surveillance on Réunion Island (southern hemisphere) in the context of the emergence of influenza A(H1N1)v, Euro Surveill, vol.14, issue.23, p.19239, 2009.

L. Filleul, E. Brottet, B. Gauzere, A. Winer, D. Vandroux et al., R??union, a sentinel territory for influenza surveillance in Europe, Eurosurveillance, vol.17, issue.27, p.20212, 2012.
DOI : 10.2807/ese.17.27.20212-en

P. Renault, D. Ortenzio, E. Kermarec, F. Filleul, and L. , Pandemic influenza 2009 on Réunion Island: A mild wave linked to a low reproduction number. Version 2. PLoS Curr, p.1145, 2010.

D. Vandroux, E. Brottet, L. Ursulet, M. Angue, J. Jabot et al., New patterns of A(H1N1)pdm09 influenza in the Southern Hemisphere, Intensive Care Medicine, vol.17, issue.1, pp.131-133, 2014.
DOI : 10.3201/eid1701.100467

, Recommended composition of influenza virus vaccines for use in the 2014 southern hemisphere influenza season, World Health Organization Geneva:WHO, vol.26, 2013.

E. Brottet, B. Ristor, J. Simoes, D. Polycarpe, and L. Filleul, Couverture vaccinale antigrippale à la Réunion de Available from: http:// www.invs.sante.fr/fr/Publications-et-outils/Bulletin-de-veille- sanitaire/Tous-les-numeros/Ocean-indien-Reunion-Mayotte/ Bulletin-de-veille-sanitaire-ocean-Indien, BVS océan Indien, vol.22, pp.11-12, 2009.

, FluNet Influenza Laboratory Surveillance Information by the Global Influenza Surveillance and Response System (GISRS) Geneva: WHO. Available from, World Health Organization

P. Glezen, W. Schmier, J. Kuehn, C. Ryan, K. Oxford et al., The Burden of Influenza B: A Structured Literature Review, American Journal of Public Health, vol.103, issue.3, pp.43-51, 2013.
DOI : 10.2105/AJPH.2012.301137

S. Cottrell, C. Moore, L. Dexter, D. Thomas, and R. Salmon, Unusually high impact of influenza B during the early 2012-2013 influenza season in Wales - epidemiology and clinical analysis of the first 100 cases, Influenza and Other Respiratory Viruses, vol.18, issue.Suppl 1, pp.1013-1019, 2013.
DOI : 10.1093/infdis/jir865

P. Mook, J. Ellis, J. Watson, C. Thompson, M. Zambon et al., Public health implications of influenza B outbreaks in closed settings in the United Kingdom in the 2007/08 influenza season, Euro Surveill, vol.13, issue.38, p.18986, 2008.