1. BHF Cardiovascular Research Centre; University of Glasgow; Glasgow UK
2. SNAHFS; Golden Jubilee National Hospital; Scotland UK
3. Queen Elizabeth University Hospital; Scotland UK
4. Hospital Papa Giovanni XXIII; Bergamo Italy
5. Robertson Centre for Biostatistics; University of Glasgow; Glasgow UK
6. Johns Hopkins University; Baltimore MD USA
7. Edinburgh University; Edinburgh UK
8. Hull York Medical School; University of Hull; Hull UK
9. Glasgow Royal Infirmary; Glasgow UK