Funding for this research was provided by:
Folksam, Swedish incurance company
Article History
Received: 10 June 2018
Accepted: 17 October 2018
First Online: 9 November 2018
Compliance with ethical standards
:
: Malin Åman received salary support from The Swedish School of Sports and Health Sciences in collaboration with Folksam insurance company. Folksam did not gain or lose financially in any way from the results of this study.
: The project was approved by the Regional Ethical Committee in Stockholm, Sweden (Dnr 2012/1436-31/1).
: For this type of study formal consent is not required.