Affiliation: | (1) Department of Biosciences, Division of Genetics, P.O. Box 56, Viikinkaari 5, FIN-00014 University of Helsinki, Helsinki, Finland, FI;(2) Animal Breeding Section, Agricultural Research Centre, 31600 Jokioinen, Finland, FI;(3) Department of Veterinary Pathobiology, Texas A&M University, College Station, Texas 77643, USA, US;(4) CSIRO, Division of Tropical Animal Production, University of Queensland, Brisbane 4072, Australia, AU |