1. ILD Center of Excellence, Department of Pulmonology St Antonius Hospital Nieuwegein The Netherlands
2. ILD Center of Excellence, Department of Clinical Chemistry St Antonius Hospital Nieuwegein The Netherlands
3. Division of Genetics University Medical Center Utrecht Utrecht The Netherlands
4. Department of Pathology University Medical Center Utrecht Utrecht The Netherlands
5. ILD Center of Excellence, Department of Radiology St Antonius Hospital Nieuwegein The Netherlands
6. Division of Heart and Lungs University Medical Center Utrecht Utrecht The Netherlands