1. University of Tunis El Manar; Faculty of Medicine of Tunis, LR99ES10 Human Genetics Laboratory; Tunis Tunisia
2. Department of Paediatric and Adolescent Medicine; Division of Paediatric Endocrinology and Diabetes; University of Luebeck; Luebeck Germany
3. Department of Congenital and Hereditary Diseases; Charles Nicolle Hospital; Tunis Tunisia
4. Children's Hospital of Bremen-Nord; Bremen Germany
5. Section for Functional Genetics at the Institute of Human Genetics; University of Luebeck; Luebeck Germany