BMJ 2013 Dec 9;347:f7358. Epub 2013 Dec 9.
British Thoracic Society Chronic Obstructive Pulmonary Disease Specialist Advisory Group, National Heart and Lung Institute, Imperial College, London SW3 6NP, UK.
Eur J Pharmacol 2006 Mar 7;533(1-3):263-76. Epub 2006 Feb 7.
Department of Respiratory Medicine, Hammersmith Hospital, Du Cane Road, London W12 0HS, United Kingdom.
Treat Respir Med 2004 ;3(2):79-88
Division of Academic Medicine, Postgraduate Medical Institute, University of Hull, Hull, England.
Chest 2002 Dec;122(6):2038-41
Academic Department of Medicine, University of Hull, Castle Hill Hospital, Castle Road, Cottingham, East Yorkshire HU16 5JQ, UK.
Am J Respir Crit Care Med 2002 Oct;166(7):961-4
Academic Department of Medicine, University of Hull, Castle Hill Hospital, Cottingham, United Kingdom.