1. High School of Technical Education, National University of Sciences, Technologies, Engineering and Mathematics, Abomey, Benin
2. Laboratory of Ethnopharmacology and Animal Health, Faculty of Agricultural Sciences, University of Abomey-Calavi, Cotonou, Benin
3. Department of Animal Science, University of Ibadan, Ibadan, Nigeria
4. Department of Veterinary Medicine and Animal Production, University of Naples Federico II of Naples, Naples, Italy
5. Institute of Parasitology and Tropical Veterinary Medicine, Freie Universität Berlin, Berlin, Germany