1. Cytogenetics Laboratory, APHP; Cochin Hospital; Paris France
2. Paris Descartes University; Faculty of Medicine; Paris France
3. Paediatric Neurology Unit, Department of Paediatric, Raymond Poincare Hospital, APHP; University of Versailles-St-Quentin; Versailles-St-Quentin France
4. Department of Gynecology-Obstetrics APHP; Cochin Hospital; Paris France