Financial & competing interests disclosure
MR Dweck is supported by a British Heart Foundation Clinical PhD Training Fellowship (FS/10/026). DE Newby is supported by the British Heart Foundation. JHF Rudd is supported by HEFCE, the British Heart Foundation and the Cambridge NIHR Biomedical Research Centre. 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.
No writing assistance was utilized in the production of this manuscript.