1. Department of Radiology University Hospital, LMU Munich Munich Germany
2. Comprehensive Pneumology Center (CPC‐M) German Center for Lung Research (DZL) Munich Germany
3. Siemens Healthcare Pty Ltd Bowen Hills Australia
4. Siemens Healthcare GmbH Erlangen Germany
5. Division of Radiological Physics, Department of Radiology University of Basel Hospital Basel Switzerland
6. Department of Biomedical Engineering University of Basel Basel Switzerland