Søgaard, Mette
Farkas, Dora K
Ording, Anne G
Sørensen, Henrik T
P Cronin-Fenton, Deirdre
Article History
Received: 1 March 2016
Revised: 18 April 2016
Accepted: 30 April 2016
First Online: 2 June 2016
Competing interests
: The authors declare no conflicts of interest.