1. Department of Infection, Immunity and Cardiovascular Disease and
2. Insigneo Institute for In Silico Medicine, University of Sheffield, Sheffield, United Kingdom
3. Sheffield Pulmonary Vascular Disease Unit, Royal Hallamshire Hospital and
4. Radiology Department, Sheffield Teaching Hospitals National Health Service Foundation Trust, Sheffield, United Kingdom; and
5. Scharr, Design, Trials & Statistics, Sheffield, United Kingdom