1. Department of Urology, Rennes University Hospital, Rennes, France
2. Department of Urology, Nantes University Hospital, Nantes, France
3. Department of Urology, Toulouse University Hospital, Toulouse, France
4. Department of Physical Medicine and Rehabilitation, Kerpape Hospital, Ploemeur, France
5. French Referral Network of Spina Bifida, Rennes University Hospital, Rennes, France