Donat-Vargas, Carolina
Ã…kesson, Agneta
Berglund, Marika
Glynn, Anders
Wolk, Alicja
Kippler, Maria
Article History
Received: 7 May 2016
Revised: 15 July 2016
Accepted: 15 August 2016
First Online: 15 September 2016
Change Date: 25 October 2016
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.