 As a joint Nordic resource center, NIOM collaborates with dental schools and research institutions and provides services to government health authorities, dental professionals, and the public in the Nordic countries in the field of dental biomaterials.NIOM was established in 1972, as a joint Nordic institute located close to Ullevaal Stadium in Oslo.A programme for testing and certification of dental biomaterials on the Nordic market was established, and the first lists of certified materials were published in 1974.