Declaration of interests
N Curzen has received unrestricted research grants from: Boston Scientific, Haemonetics, Heartflow, and Beckman Coulter. He has also received speaker fees/consultancy from Abbot Vascular, Heartflow, and Boston Scientific; and travel sponsorship from Edwards, Biosensors, Abbot, Lilly/D-S, St Jude Medical, Heartflow, and Medtronic.
The authors have no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.
Reviewer disclosures
Peer reviewers on this manuscript have no relevant financial relationships or otherwise to disclose.