The cost of treating severe refractory asthma in the UK: an economic analysis from the British Thoracic Society Difficult Asthma Registry
Stephen O'Neill, Joan Sweeney, Chris C Patterson, Andrew Menzies-Gow, Rob Niven, Adel H Mansur, Christine Bucknall, Rekha Chaudhuri, Neil C Thomson, Chris E Brightling, Ciaran O'Neill, Liam G Heaney,
Thorax Apr 2015, 70 (4) 376-378; DOI: 10.1136/thoraxjnl-2013-204114