Funding for this research was provided by:
Roche Products Ltd
Received: 24 January 2019
Accepted: 20 October 2020
First Online: 2 November 2020
Ethics approval and consent to participate
: UK ethical approval by the National Health Service Research Ethics Committee (approval 16/EE/0429) was in place prior to study commencement. All participants provided informed consent to enrol into the study.
: Not applicable.
: MV: consulting fees from and ownership interest in Roche Products Ltd. AW: advisory and speaker fees from Roche Products Ltd. JR and ABS: employees of York Health Consortium. CB: was an employee of pH Associates at the time this study was conducted. IT: employee of Genentech (a Roche subsidiary). IL and SND: were employees of Roche Products Ltd at the time this study was conducted. PS: organisational grant (to Queen Mary University of London); spouse has received funding from Roche Products Ltd.