Thuring, Camilla
Follin, Elna
Geironson, Linda
Freyhult, Eva
Junghans, Victoria
Harndahl, Mikkel
Buus, Søren
Paulsson, Kajsa M
Article History
Received: 15 July 2015
Revised: 15 July 2015
Accepted: 25 July 2015
First Online: 27 August 2015
Change Date: 15 September 2015
Change Type: Update
Change Details: This paper was modified 12 months after initial publication to switch to Creative Commons licence terms, as noted at publication
Competing interests
: The authors declare no conflict of interest.