1. Department of Clinical Genetics; Erasmus MC; Rotterdam The Netherlands
2. Department of Neurology and Rehabilitation; University Hospital Arcispedale S. Anna; Ferrara Italy
3. Department of Reproduction and Growth; UOL of Medical Genetics, University Hospital S. Anna; Ferrara Italy
4. Department of Biomedical and Specialistic Surgical Sciences; University Hospital Arcispedale S. Anna; Ferrara Italy
5. Department of Neurology and Psychiatry; Sapienza University of Rome and; IRCSS Neuromed Pozzilli Italy