title: Response.
authors.affiliation: North Bristol Lung Centre, Southmead Hospital, Bristol, UK.
authors.forename: Christina
authors.initials: C
authors.lastname: Baggott
authors.affiliation: Academic Respiratory Unit, University of Bristol, Bristol, UK.
authors.forename: Charles
authors.initials: C
authors.lastname: Sharp
authors.affiliation: Department of Histopathology, University Hospitals Bristol, Bristol, UK.
authors.forename: Nidhi
authors.initials: N
authors.lastname: Bhatt
authors.affiliation: North Bristol Lung Centre, Southmead Hospital, Bristol, UK.
authors.forename: Martin
authors.initials: M
authors.lastname: Plummeridge
authors.affiliation: North Bristol Lung Centre, Southmead Hospital, Bristol, UK.
authors.forename: Huzaifa
authors.initials: H
authors.lastname: Adamali