Funding for this research was provided by:
Direction General de la Sante (GR-IARC-2003-09-12-01)
Received: 7 September 2019
Accepted: 26 November 2019
First Online: 10 January 2020
Ethics approval and consent to participate
: Informed consent was given by all study participants, and ethical approval for the entire EPIC cohort was obtained from the Institutional Review Board of the International Agency for Research on Cancer in Lyon, France, under protocol numbers SC/24/4 and SC/24/6, as well as from local ethics committees in the participating countries.
: Not applicable.
: All authors declare that they have no competing interests.