Competing interests
OA
TN has received unrestricted grants from AstraZeneca and NovoNordisk and has served on national advisory boards of Amgen, Abbot, Novo Nordisk, Sanofi-Aventis, Eli Lilly, MSD and Boehringer Ingelheim. OA has received a research grant and a personal lecture fee from Abbott Vascular. ISP and NW declare that they have no competing interests.