Schlager, Angela http://orcid.org/0000-0002-8724-0976
Ahlqvist, Kerstin
Rasmussen-Barr, Eva
Bjelland, Elisabeth Krefting
Pingel, Ronnie
Olsson, Christina
Nilsson-Wikmar, Lena
Kristiansson, Per
Article History
Received: 8 February 2018
Accepted: 2 October 2018
First Online: 17 October 2018
Competing interest
: The authors declare that they have no competing interests.
: Informed written consent was obtained from all participants upon their inclusion in the study. The study was conducted between October 2014 and March 2015 and was approved by the Regional Ethical Review Board in Stockholm; Dnr, 2014/655–31/4.
: Not applicable.
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