1. Department of Radiology, Division of Image Processing, Leiden University Medical Center (LUMC), Leiden, The Netherlands
2. Department of Pulmonology, Leiden University Medical Center (LUMC), Leiden, The Netherlands
3. Department of Rheumatology, Leiden University Medical Center (LUMC), Leiden, The Netherlands
4. Department of Radiology, Leiden University Medical Center (LUMC), Leiden, The Netherlands