1. HUS Helsinki Medical Imaging Center, Meilahti Hospital, Helsinki University Central Hospital, Helsinki
2. HUS Helsinki Medical Imaging Center, Hyvinkää Hospital, Hyvinkää
3. HUS Helsinki Medical Imaging Center, Jorvi Hospital, Helsinki University Central Hospital, Espoo
4. HUS Helsinki Medical Imaging Center, Kätilöopisto Maternity Hospital, Helsinki
5. Department of Physics, University of Helsinki, Finland