McIlroy, Simon Jon https://orcid.org/0000-0003-3749-8730
Karst, Søren Michael
Nierychlo, Marta
Dueholm, Morten Simonsen https://orcid.org/0000-0003-4135-2670
Albertsen, Mads
Kirkegaard, Rasmus Hansen
Seviour, Robert James
Nielsen, Per Halkjær
Article History
Received: 15 October 2015
Revised: 17 December 2015
Accepted: 4 January 2016
First Online: 23 February 2016
Competing interests
: The authors declare no conflict of interest.