Frei, Karin Margarita
Mannering, Ulla
Kristiansen, Kristian
Allentoft, Morten E.
Wilson, Andrew S.
Skals, Irene
Tridico, Silvana
Louise Nosch, Marie
Willerslev, Eske
Clarke, Leon
Frei, Robert
Article History
Received: 6 November 2014
Accepted: 26 March 2015
First Online: 21 May 2015
Competing interests
: The authors declare no competing financial interests.