1. Centro Internacional de Zoonosis (CIZ), Universidad Central del Ecuador, Quito, Ecuador.
2. Department of Biomedical Sciences, Institute of Tropical Medicine, Antwerp, Belgium.
3. Research Unit of Epidemiology and Risk analysis applied to Veterinary Sciences (UREAR-ULg), Department of Infections and Parasitic Diseases, Faculty of Veterinary Medicine, University of Liège, Belgium.
4. Facultad de Ciencias Químicas, Universidad Central del Ecuador, Quito, Ecuador.
5. Facultad de Medicina Veterinaria y Zootecnia, Universidad Central del Ecuador, Quito, Ecuador.
6. Department of Bacteriology and Immunology, Veterinary and Agrochemical Research Centre, Brussels, Belgium.