1. Laboratory of Histology and Cytogenetics Institut Pasteur de Tunis, University Tunis El Manar Tunis Tunisia
2. Laboratory of Biomedical Genomics and Oncogenetics Institut Pasteur de Tunis, University Tunis El Manar Tunis Tunisia
3. Children's Hospital of Tunis Tunis Tunisia
4. Human Developmental Genetics Institut Pasteur de Paris Paris France