Jørgensen, Vivien https://orcid.org/0000-0001-9437-7009
von Rosen, Philip
Butler Forslund, Emelie https://orcid.org/0000-0001-5540-342X
Article History
Received: 25 September 2020
Revised: 9 June 2021
Accepted: 11 June 2021
First Online: 25 June 2021
Competing interests
: The authors declare no competing interests.
: We certify that all applicable institutional and governmental regulations concerning the ethical use of human volunteers were followed during the course of this research. The participants provided informed consent after receiving written and oral information. The consent could be withdrawn at any time without justification. The study was approved by the Regional Ethics Committee for Medical Research Ethics in South East Norway May 2012, August 2012 and March 2013 (Dnr: 2012/531) and by the Local Ethics Committee in Stockholm, Sweden (Dnr: 2012/830-31/2, 2013/391-32, 2014/364-32).