1. Department of Archaeology, University of Exeter, Exeter, UK
2. BioArCh, Department of Archaeology, University of York, York, UK
3. Royal Danish Library, Copenhagen, Denmark
4. NERC Life Sciences Mass Spectrometry Facility, Scottish Universities Environmental Research Centre, East Kilbride, UK
5. McDonald Institute for Archaeological Research, University of Cambridge, Cambridge, UK
6. Section for Evolutionary Genomics, GLOBE Institute, University of Copenhagen, Copenhagen, Denmark