Athanasiadis, Georgios http://orcid.org/0000-0002-2927-4035
Speed, Doug http://orcid.org/0000-0002-0096-9765
Andersen, Mette K.
Appel, Emil V. R.
Grarup, Niels
Brandslund, Ivan
Jørgensen, Marit Eika
Larsen, Christina Viskum Lytken
Bjerregaard, Peter
Hansen, Torben
Albrechtsen, Anders http://orcid.org/0000-0001-7306-031X
Article History
Received: 3 February 2020
Revised: 17 March 2020
Accepted: 17 March 2020
First Online: 9 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The two Greenlandic surveys received ethics approval from the Commission for Scientific Research in Greenland (project 2011-13, ref. no. 2011-056978; project 2013-13, ref. no. 2013-090702), and the Danish studies were approved by the local ethics committees (protocol ref. no. H-3-2012-155). All studies were conducted in compliance with the Helsinki Declaration II, and all participants gave their written consent after being informed about the study orally and in writing.