1. Centre for Research on Filariasis and other Tropical Diseases (CRFilMT), Yaoundé, Cameroon;
2. Department of Animal Biology and Physiology, Parasitology and Ecology Laboratory, Faculty of Science, University of Yaoundé 1, Yaoundé, Cameroon;
3. Yaoundé Military Hospital, Yaoundé, Cameroon;
4. Faculty of Medicine and Biomedical Sciences, University of Yaoundé 1, Yaoundé, Cameroon