Lundell, Anna-Carin
Nordström, Inger
Andersson, Kerstin
Lundqvist, Christina
Telemo, Esbjörn
Nava, Silvia
Kaipe, Helen
Rudin, Anna
Article History
Received: 5 July 2016
Accepted: 29 November 2016
First Online: 6 January 2017
Competing interests
: The authors declare no competing financial interests.