1. Topigs Norsvin, Storhamargata 44, 2317 Hamar, Norway
2. Norwegian University of Life Sciences, Postboks 5003 NMBU, 1432 Ås, Norway
3. GENO SA, Storhamargata 44, 2317 Hamar, Norway
4. Topigs Norsvin Research Center, Beuningen 6641 SZ, the Netherlands
5. Topigs Norsvin, Curitiba 80420-210, Brazil