1. Department of Radiology, Diaconessenhuis Meppel, the Netherlands
2. Department of General Practice, Erasmus MC, Rotterdam, the Netherlands
3. Department of Radiology, Medical Centre Rijnmond-Zuid, Rotterdam, the Netherlands
4. Department of Community Medicine, United Arab Emirates University, Al Ain, United Arab Emirates
5. Department of Radiology, Erasmus MC, Rotterdam, the Netherlands
6. Department of Epidemiology and Biostatistics, Erasmus MC, Rotterdam, the Netherlands