1. Center for Medical Image Computing, Department of Computer ScienceUniversity College London London United Kingdom
2. Huntington's Disease Research Center, Department of Neurodegenerative DiseaseUniversity College London, Queen Square Institute of Neurology London United Kingdom
3. Queen Square Multiple Sclerosis Center, UCL Queen Square Institute of Neurology, Faculty of Brain SciencesUniversity College London London United Kingdom
4. Departments of Neurology and PsychiatryCarver College of Medicine, University of Iowa Iowa City IA
5. Department of Biomedical EngineeringCollege of Engineering, University of Iowa Iowa City IA
6. Mary Mackillop Institute of Health Research, Australian Catholic University Melbourne Australia
7. CHDI Management/CHDI Foundation New York NY
8. Monash Institute of Cognitive and Clinical Neurosciences, School of Psychological Sciences, Faculty of Nursing, Medicine, and Health Sciences, Monash University Clayton Campus Victoria Australia