1. Laboratory of Infectious Animal Diseases, Zoonosis and Sanitary Regulation Univ. Manouba Institution of Agricultural Research and Higher Education National School of Veterinary Medicine of Sidi Thabet Sidi Thabet Tunisia
2. Laboratory of Parasitology Univ. ManoubaInstitution of Agricultural Research and Higher EducationNational School of Veterinary Medicine of Sidi Thabet Sidi Thabet Tunisia
3. Private Veterinarian Surgeon Rue de la jeunesse Sbeïtla Tunisia
4. Center for Agricultural Research in the Dry Areas (ICARDA) Amman Jordan