Vidarsdottir, Harpa
Thorkelsson, Thordur
Halldorsson, Thorhallur Ingi
Bjarnason, Ragnar
Geirsson, Reynir Tomas
Rinaldo, Piero
Franzson, Leifur
Article History
Received: 15 January 2020
Revised: 3 June 2020
Accepted: 5 June 2020
First Online: 29 June 2020
Competing interests
: The authors declare no competing interests.