The following clinicians contributed to this briefing:
Dr Rhys Beynon, consultant cardiologist and electrophysiologist, University Hospital of the North Midlands. Did not declare any interests.
Dr Mark Tanner, consultant cardiologist and honorary clinical senior lecturer, University Hospitals Sussex NHS Foundation Trust and Imperial College London. Dr Tanner has had a consultancy agreement with I Rhythm Technologies (manufacturer of Zio XT), providing expert opinion for an electrocardiogram validation study in 2020.
Vince Walker, senior chief cardiac physiologist and electrophysiology lead, University Hospitals of North Midlands. Did not declare any interests.
Representatives from the following patient organisations contributed to this briefing: