Funding for this research was provided by:
Kræftens Bekæmpelse (R56-Rp6818)
Received: 23 August 2018
Accepted: 31 May 2019
First Online: 13 June 2019
Ethics approval and consent to participate
: Both studies were approved by the Ethics Committee in Region Hovedstaden (H-1-2012-066 and H-1-2012-065) and informed signed consents were obtained from all participants prior to any study related procedures.
: Not applicable.
: The authors declare that they have no competing interests.