1. Department of Radiation OncologyParacelsus Medical University, SALK Salzburg Austria
2. Department of PneumologyParacelsus Medical University, SALK Salzburg Austria
3. Department of Nuclear MedicineParacelsus Medical University, SALK Salzburg Austria
4. radART ‐ Institute for Research and Development on Advanced Radiation TechnologiesParacelsus Medical University Salzburg Austria