Frydenlund Michelsen, Charlotte
Hossein Khademi, Seyed Mohammad
Krogh Johansen, Helle
Ingmer, Hanne
Dorrestein, Pieter C
Jelsbak, Lars
Article History
Received: 15 May 2015
Revised: 20 October 2015
Accepted: 25 October 2015
First Online: 18 December 2015
Competing interests
: The authors declare no conflict of interest.