1. Department of Urology; St Gallen Cantonal Hospital; St Gallen Switzerland
2. Clinical Trials Unit; St Gallen Cantonal Hospital; St Gallen Switzerland
3. Department of Radiology and Nuclear Medicine; St Gallen Cantonal Hospital; St Gallen Switzerland
4. Department of Neuro-Urology; Balgrist University Hospital; University of Zürich; Zürich Switzerland