1. Laboratory of Parasitic Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland
2. Faculty of Sciences, University of Yaoundé I, and
3. Laboratory of Immunology, Chantal Biya International Reference Centre for Research on Prevention and Management of HIV/AIDS, Yaoundé, Cameroon
4. Institut de recherche pour le développement, Montpellier, France
5. Center for Research on Filariasis and Other Tropical Diseases, Yaoundé,
6. Central Hospital of Yaoundé,
7. District Hospital of Akonolinga, Cameroon
8. Biostatistics Research Branch, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland
9. Faculty of Medicine and Biomedical Sciences, University of Yaoundé I, Cameroon