1. Department of Thoracic Surgery, University Hospitals Leuven, Leuven, Belgium
2. Leuven Biostatistics and Statistical Bioinformatics Centre (L-BioStat), Leuven, Belgium
3. Department of Radiology, University Hospitals Leuven, Leuven, Belgium
4. Department of Nuclear Medicine, University Hospitals Leuven, Leuven, Belgium
5. Department of Respiratory Oncology & Pulmonology, University Hospitals Leuven, Leuven, Belgium
6. Department of Radiotherapy, University Hospitals Leuven, Leuven, Belgium
7. Department of Pathology, University Hospitals Leuven, Belgium