Dewhurst, Jennifer A.
Lea, Simon
Hardaker, Elizabeth
Dungwa, Josiah V.
Ravi, Arjun K.
Singh, Dave
Article History
Received: 2 May 2017
Accepted: 22 June 2017
First Online: 2 August 2017
Competing Interests
: D. Singh has received sponsorship to attend international meetings, honoraria for lecturing or attending advisory boards and research grants from various pharmaceutical companies including Almirall, AstraZeneca, Boehringer Ingelheim, Chiesi, Genentech, GlaxoSmithKline, Glenmark, Johnson and Johnson, Merck, NAPP, Novartis, Pfizer, Skypharma, Takeda, Teva, Therevance and Verona.E. Hardaker was employed by Novartis during the undertaking of this project. S. Lea, J. Dewhurst, J. Dungwa and A. Ravi declare that they have no competing interests