1. Rivas Zorggroep; Gorinchem The Netherlands
2. Urodynamisk laboratorium; Sunnaas Sykehus HF; Nesoddtangen Norway
3. Urologisk poliklinikk; Stavanger Universitetssjukehus; Stavanger Norway
4. Urologisk poliklinikk; Akershus Universitetssykehus HF; Lørenskog Norway
5. National Hospital for Neurology and Neurosurgery, Queens Square; London UK
6. Cabinet de Neuro-Urologie, Pelvipérinéologie et Urodynamique; Groupe Urologique de la Clinique Saint Augustin; Bordeaux France
7. University Hospitals Coventry and Warwickshire NHS Trust, Walsgrave Hospital; Coventry UK
8. Radboudumc; Nijmegen The Netherlands