1 Department of Radiology & Nuclear Medicine, Erasmus MC, The Netherlands.
2 Center for Medical Image Science and Visualization (CMIV), Linköping University, Linköping, Sweden.
3 Department of Radiology, and Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden.
4 Department of Medical Radiation Physics, and Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden.
5 Department of Hand Surgery, Plastic Surgery and Burns in Linköping, and Department of Biomedical and Clinical Sciences, Linköping University, Linköping, Sweden.