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Article History

Received: 21 August 2018

Accepted: 3 March 2019

First Online: 21 March 2019

Ethics approval and consent to participate

: Ethical approval was not requested for the study, as no NHS or patient data were collected outside of the survey responses. The waiving of the need for ethical approval in this context complies with national guidelines from the NHS Health Research Authority and international guidelines from the Declaration of Helsinki. For all participants filling in questionnaires, informed consent was given by virtue of completing and sending back the form, while verbal consent was obtained for all participants undertaking the telephone interviews.

: Not applicable.

: IA has received funding to attend educational meetings and received personal fees for lectures and attendance at advisory board meetings from Actelion, Bayer, GSK and MSD.CB has nothing to disclose.DGK has received funding to attend educational meetings and received personal fees for lectures and attendance at advisory board meetings from Actelion, Bayer, GSK and MSD. The department in which he works has also received grant funding from Actelion, Bayer and GSK.JY has received funding to attend educational meetings and received personal fees for lectures and attendance at advisory board meetings from Actelion, Bayer and GSK.CH has received funding to attend educational meetings and received personal fees for lectures and attendance at advisory board meetings from Actelion, MSD, Bayer and GSK.SC has nothing to disclose.WGS has received funding to attend educational meetings and received personal fees for lectures and attendance at advisory board meetings from Actelion, Bayer, GSK and MSD.

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