1. The Queen Elizabeth Hospital; Department of Respiratory Medicine; 4A, Main Building, 28 Woodville Road Woodville South Adelaide Australia SA 5011
2. The University of Adelaide; School of Medicine; Adelaide Australia
3. Newcastle upon Tyne NHS Hospitals Foundation Trust; Chest Clinic; RVI Hospital, Queen Victoria Road Newcastle upon Tyne Tyne & Wear UK NE1 4LP
4. University of South Australia; Division of Health Sciences; Adelaide Australia
5. Newcastle University; Institute of Cellular Medicine; Newcastle UK