Holmqvist Larsson, Kristina
Lowén, Anna
Hellerstedt, Linda
Bergcrona, Linn
Salerud, Mimmi
Zetterqvist, Maria
Article History
Received: 31 October 2019
Accepted: 10 March 2020
First Online: 3 April 2020
Ethics approval and consent to participate
: The study was approved by the Regional Ethical Review Board of Linköping (Dnr, 2015/264–31 & 2017/472–32). All participants signed an informed consent form.
: Not applicable.
: The authors declare that they have no competing interests.