[1] Academic Respiratory Unit,Department of Radiology
[2] School of Clinical Sciences,Department of Radiology
[3] University of Bristol,Department of Oncology
[4] North Bristol Lung Centre,Department of Respiratory Medicine
[5] Southmead Hospital,Department of Oncology
[6] North Bristol NHS Trust,Department of Oncology
[7] Applied Statistics Group,Department of Oncology
[8] University of West of England (UWE),undefined
[9] Cobalt Health,undefined
[10] Southmead Hopsital,undefined
[11] North Bristol NHS Trust,undefined
[12] Royal United Hospital Bath,undefined
[13] Oxford Respiratory Clinical Trial Unit (Funded by the NIHR Biomedical Research Centre),undefined
[14] Churchill Hospital,undefined
[15] Royal United Hospital Bath,undefined
[16] Royal United Hospital Bath,undefined
[17] Bristol Haematology and Oncology Centre,undefined
[18] University Hospitals Bristol NHS Foundation Trust,undefined
[19] Cheltenham General Hospital,undefined
[20] Musgrove Park Hospital,undefined
[21] Great Western Hospital,undefined