Espana-Agusti, Judit
Warren, Anne
Chew, Su Kit
Adams, David J.
Matakidou, Athena http://orcid.org/0000-0002-8656-3802
Article History
Received: 27 March 2017
Accepted: 15 November 2017
First Online: 11 December 2017
Competing interests
: J.E.A and A.M are currently paid employees of AstraZeneca. The remaining authors declare no competing financial interests.