1. UCL Centre for Medical Imaging; London UK
2. Department of Computer Science; UCL Centre for Medical Image Computing; London UK
3. Computer Science Department; University of Verona; Italy
4. Radiology Department; Centre Hospitalier Universitaire Vaudois (CHUV); Switzerland
5. University College London Hospitals; London UK
6. Department of Medical Physics; UCL Centre for Medical Imaging Computing; London UK