1 Department of Diagnostic and Interventional Radiology, University Hospital of Heidelberg, Im Neuenheimer Feld 110, 69120 Heidelberg, Germany; Translational Lung Research Center Heidelberg (TLRC), Member of the German Lung ResearchCenter (DZL), Im Neuenheimer Feld 430, 69120 Heidelberg, Germany; Latvijas Universitate, Faculty of Medicine, Riga, Latvia. Electronic address: juergen.biederer@uni-heidelberg.de.
2 Division of Functional and Diagnostic Imaging Research, Department of Radiology, Kobe University Graduate School of Medicine, Kobe, Japan; Advanced Biomedical Imaging Research Centre, Kobe University Graduate School of Medicine, Kobe, Japan.
3 Department of Radiology, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, USA.
4 Department of Radiology, UW-Madison School of Medicine and Public Health, Madison, WI, USA.
5 Edinburgh Imaging, Queens Medical Research Institute, University of Edinburgh, Scotland, UK.
6 Institute for Diagnostic and Interventional Radiology, Hannover Medical School, Hannover, Germany; Biomedical Research in Endstage and Obstructive Lung Disease Hannover (BREATH), Member of the German Center for Lung Research, Hannover, Germany.
7 Department of Diagnostic and Interventional Radiology, University Hospital of Heidelberg, Im Neuenheimer Feld 110, 69120 Heidelberg, Germany; Translational Lung Research Center Heidelberg (TLRC), Member of the German Lung ResearchCenter (DZL), Im Neuenheimer Feld 430, 69120 Heidelberg, Germany.