Pub Date : 2021-11-01DOI: 10.1136/thorax-2021-btsabstracts.195B. Tas, N. Kalk, P. Cho, M. Lozano-García, G. Rafferty, M. Kelleher, J. Moxham, J. Strang, C. Jolley
Pub Date : 2021-11-01DOI: 10.1136/thorax-2021-btsabstracts.189L. Hryhorskyj, F. Howie, C. groom, R. Moore, C. Pearse, M. Baugh, E. Ashton, E. Manley, C. Dixon, C. Gallagher, H. Huddart, K. Melia, M. Rutherford, A. Coleman-Mawson, K. Hewitt, M. Evison