Funding for this research was provided by:
National Institute for Health Research Capability Fund
Received: 12 June 2020
Accepted: 17 August 2020
First Online: 2 September 2020
Compliance with ethical standards
: VSV received honoraria for speaking at conferences by Daiichi-Sankyo and Novartis. SCE received research grants and lecture honoraria from B Braun and lecture honoraria from Boston Scientific. The other authors have nothing to declare.
: Northwest Haydock research ethics committee and institutional approval from the Norfolk & Norwich University Hospital.
: Not deemed necessary according to Confidentiality Advisory Group (17/CAG/0145).