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Zaheer Mangera
Anna Lewis
John Hutchinson
Laura Searle
Sanjay Agrawal
The Royal Marsden Hospital, London, United Kingdom
Cwm Taf University Health Board, wales, United Kingdom
Nottingham City Hospital, Nottingham, United Kingdom
British Thoracic Society, London, United Kingdom
University Hospitals Leicester NHS Trust, Leicester, United Kingdom
United Kingdom
N/A
N/A
N/A
N/A
Methadone hydrochloride
N/A
Observational
NA
N/A
N/A
N/A