1. Division of Pulmonary and Critical Care Medicine
2. Department of Biostatistics, and
3. Department of Pediatrics and Communicable Diseases, University of Michigan, Ann Arbor, Michigan; and
4. Department of Pharmacy, and
5. Lung Transplant Unit, Department of Clinical and Experimental Medicine, KU Leuven, Leuven, Belgium
6. Department of Radiology, University of Michigan Health System, Ann Arbor, Michigan