P. Parola, C. Paddock, and D. Raoult, Tick-Borne Rickettsioses around the World: Emerging Diseases Challenging Old Concepts, Clinical Microbiology Reviews, vol.18, issue.4, pp.719-56, 2005.
DOI : 10.1128/CMR.18.4.719-756.2005

M. Wilson, L. Weld, A. Boggild, J. Keystone, K. Kain et al., Fever in Returned Travelers: Results from the GeoSentinel Surveillance Network, Clinical Infectious Diseases, vol.44, issue.12, pp.1560-1568, 2007.
DOI : 10.1086/518173

A. Loftis, W. Reeves, D. Szumlas, M. Abbassy, I. Helmy et al., Rickettsial agents in Egyptian ticks collected from domestic animals, Experimental and Applied Acarology, vol.10, issue.1, pp.67-81, 2006.
DOI : 10.1007/s10493-006-9025-2

F. Denis, J. Rey, A. Amadou, P. Saliou, M. Prince-david et al., Emergence of meningococcal meningitis caused by W135 subgroup in Africa, Lancet, vol.282, pp.1335-1341, 1982.

R. Borrow, Meningococcal disease and prevention at the Hajj, Travel Medicine and Infectious Disease, vol.7, issue.4, pp.219-244, 2009.
DOI : 10.1016/j.tmaid.2009.05.003

M. Taha, P. Du-chatelet, I. Schlumberger, M. Sanou, I. Djibo et al., Neisseria meningitidis Serogroups W135 and A Were Equally Prevalent among Meningitis Cases Occurring at the End of the 2001 Epidemics in Burkina Faso and Niger, Journal of Clinical Microbiology, vol.40, issue.3, pp.1083-1087, 2002.
DOI : 10.1128/JCM.40.3.1083-1084.2002

S. Chanteau, F. Sidikou, S. Djibo, A. Moussa, H. Mindadou et al., Scaling up of PCR-based surveillance of bacterial meningitis in the African meningitis belt: indisputable benefits of multiplex PCR assay in Niger, Transactions of the Royal Society of Tropical Medicine and Hygiene, vol.100, issue.7, pp.677-80, 2006.
DOI : 10.1016/j.trstmh.2005.09.006
URL : https://hal.archives-ouvertes.fr/pasteur-00561849

N. Nathan, A. Rose, D. Legros, S. Tiendrebeogo, C. Bachy et al., Meningitis Serogroup W135 Outbreak, Burkina Faso, 2002, Emerging Infectious Diseases, vol.13, issue.6, pp.920-923, 2002.
DOI : 10.3201/eid1306.060940