1. Firestone Institute for Respiratory Health, St Joseph’s Healthcare & Department of Medicine, McMaster University, Hamilton, Ontario, Canada
2. Division of Anatomical Pathology, St Joseph’s Healthcare & McMaster University, Hamilton, Ontario, Canada
3. Department of Radiology, St Joseph’s Healthcare & McMaster University, Hamilton, Ontario, Canada
4. Department of Pathology and Molecular Medicine, McMaster University, Hamilton, Ontario, Canada