Demmelmaier, Ingrid http://orcid.org/0000-0002-2068-4708
Pettersson, Susanne http://orcid.org/0000-0001-7432-2756
Nordgren, Birgitta http://orcid.org/0000-0001-8903-1273
Dufour, Alyssa B. http://orcid.org/0000-0001-8061-9599
Opava, Christina H. http://orcid.org/0000-0001-6738-4879
Article History
Received: 5 July 2018
Accepted: 20 August 2018
First Online: 29 August 2018
Compliance with ethical standards
:
: The authors declare no conflicts of interests.