Bewö, Kerstin https://orcid.org/0000-0002-6823-2452
Österberg, Johanna
Löfgren, Mats
Sandblom, Gabriel
Article History
Received: 10 October 2018
Accepted: 25 January 2019
First Online: 25 March 2019
Conflict of interest
: The authors have stated explicitly that there are no conflicts of interest in connection with this article.
: This study was approved by the regional ethical board (project no. 2014/1351–31/) on September 11th 2014.