Rasmussen, Kim Krighaar
Frandsen, Kristian E. H.
Boeri Erba, Elisabetta
Pedersen, Margit
Varming, Anders K.
Hammer, Karin
Kilstrup, Mogens
Thulstrup, Peter W.
Blackledge, Martin
Jensen, Malene Ringkjøbing
Lo Leggio, Leila
Article History
Received: 25 February 2016
Accepted: 17 June 2016
First Online: 12 July 2016
Competing interests
: The authors declare no competing financial interests.