Funding for this research was provided by:
Det Frie Forskningsråd (DFF 4183-00474)
Article History
First Online: 14 January 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: The Whitehall II study is approved by the London-Harrow Research Ethics Committee and the Scotland Research Ethics Committee. All participants who had clinical examination were asked to give written informed consent.