1. Center for Pulmonary Imaging Research
2. Department of Physics and
3. Division of Pulmonary Medicine, and
4. Department of Pediatrics, College of Medicine, University of Cincinnati, Cincinnati, Ohio; and
5. Department of Radiology, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio
6. Department of Medical Physics
7. Department of Radiology, and
8. Department of Biomedical Engineering, University of Wisconsin–Madison, Madison, Wisconsin