1. Occupational and Environmental Medicine; Uppsala University; Uppsala; Sweden
2. Occupational and Environmental Medicine; County Council of Ostergotland; Linköping University; Linköping; Sweden
3. Department of Clinical Sciences; The Swedish university of Agricultural Science; Uppsala; Sweden
4. Department of Radiology; Oncology, and Radiation Science, Uppsala University; Uppsala; Sweden
5. Center for Image Analysis; Uppsala University; Uppsala; Sweden
6. Department of Organismal Biology; Environmental Toxicology; Uppsala University; Uppsala; Sweden
7. Department of Medical Sciences; Uppsala University; Uppsala; Sweden