U. Who, AIDS epidemic update, 2005.

R. Salamon, C. Marimoutou, D. Ekra, A. Minga, E. Nerrienet et al., Clinical and Biological Evolution of HIV-1 Seroconverters in Abidjan, C??te d'Ivoire, 1997???2000, JAIDS Journal of Acquired Immune Deficiency Syndromes, vol.29, issue.2, pp.149-57, 1997.
DOI : 10.1097/00042560-200202010-00007

X. Anglaret, N. Dakoury-dogbo, D. Bonard, S. Toure, P. Combe et al., Causes and empirical treatment of fever in HIV-infected adult outpatients, Abidjan, C??te d'Ivoire, AIDS, vol.16, issue.6, pp.909-927, 2002.
DOI : 10.1097/00002030-200204120-00011

X. Anglaret, E. Messou, T. Ouassa, S. Toure, N. Dakoury-dogbo et al., Pattern of bacterial diseases in a cohort of HIV-1 infected adults receiving cotrimoxazole prophylaxis in Abidjan, C??te d'Ivoire, AIDS, vol.17, issue.4, pp.575-84, 2003.
DOI : 10.1097/00002030-200303070-00013

G. Djomand, T. Roels, T. Ellerbrock, D. Hanson, F. Diomande et al., Virologic and immunologic outcomes and programmatic challenges of an antiretroviral treatment pilot project in Abidjan, C??te d??Ivoire, AIDS, vol.17, pp.5-15, 2003.
DOI : 10.1097/00002030-200317003-00002

C. Goujard, M. Bonarek, L. Meyer, F. Bonnet, M. Chaix et al., CD4 Cell Count and HIV DNA Level Are Independent Predictors of Disease Progression after Primary HIV Type 1 Infection in Untreated Patients, Clinical Infectious Diseases, vol.42, issue.5, pp.709-724, 2006.
DOI : 10.1086/500213

M. Deschamps, D. Fitzgerald, J. Pape, and W. Johnson, HIV infection in Haiti: natural history and disease progression, AIDS, vol.14, issue.16, pp.2515-2536, 2000.
DOI : 10.1097/00002030-200011100-00014

R. Rangsin, J. Chiu, C. Khamboonruang, N. Sirisopana, S. Eiumtrakul et al., The Natural History of HIV-1 Infection in Young Thai Men After Seroconversion, JAIDS Journal of Acquired Immune Deficiency Syndromes, vol.36, issue.1, pp.622-631, 2004.
DOI : 10.1097/00126334-200405010-00011

D. Morgan, C. Mahe, B. Mayanja, and J. Whitworth, Progression to symptomatic disease in people infected with HIV-1 in rural Uganda: prospective cohort study Commentary: Virus, host, or environment?, BMJ, vol.324, issue.7331, pp.193-199, 2002.
DOI : 10.1136/bmj.324.7331.193

E. Begaud, G. Feindirongai, P. Versmisse, J. Ipero, J. Leal et al., Broad Spectrum of Coreceptor Usage and Rapid Disease Progression in HIV-1???Infected Individuals from Central African Republic, AIDS Research and Human Retroviruses, vol.19, issue.7, pp.551-60, 2003.
DOI : 10.1089/088922203322230914

O. Anzala, N. Nagelkerke, J. Bwayo, D. Holton, S. Moses et al., Rapid Progression To Disease In African Sex Workers With Human Immunodeficiency Virus Type 1 Infection, Journal of Infectious Diseases, vol.171, issue.3, pp.686-695, 1995.
DOI : 10.1093/infdis/171.3.686

S. Lucas, A. Hounnou, C. Peacock, A. Beaumel, G. Djomand et al., The mortality and pathology of HIV infection in a West African city, AIDS, vol.7, issue.12, pp.1569-79, 1993.
DOI : 10.1097/00002030-199312000-00005

J. Whitworth, D. Morgan, M. Quigley, A. Smith, B. Mayanja et al., Effect of HIV-1 and increasing immunosuppression on malaria parasitaemia and clinical episodes in adults in rural Uganda: a cohort study, The Lancet, vol.356, issue.9235, pp.1051-1057, 2000.
DOI : 10.1016/S0140-6736(00)02727-6

J. Mermin, J. Lule, J. Ekwaru, and C. Pitter, Should cotrimoxazole prophylaxis be taken by all adults with HIV in Africa?, AIDS, vol.19, issue.8, pp.845-851, 2005.
DOI : 10.1097/01.aids.0000168986.12832.a4

N. Laird, Missing data in longitudinal studies, Statistics in Medicine, vol.81, issue.1-2, pp.305-320, 1988.
DOI : 10.1002/sim.4780070131

D. Morgan, C. Mahe, B. Mayanja, J. Okongo, R. Lubega et al., HIV-1 infection in rural Africa: is there a difference in median time to AIDS and survival compared with that in industrialized countries?, AIDS, vol.16, issue.4, pp.597-603, 2002.
DOI : 10.1097/00002030-200203080-00011