1. Division of Population Genetics Department of Zoology Stockholm University Stockholm Sweden
2. Science for Life Laboratory and Department for Biochemistry and Biophysics Stockholm University Solna Sweden
3. Department of Medical Biochemistry and Microbiology Uppsala University Uppsala Sweden
4. Department of Animal Breeding and Genetics Swedish University of Agricultural Sciences Uppsala Sweden
5. Department of Veterinary Integrative Biosciences Texas A&M University College Station TX USA