UNE-EN ISO 7439:2009
Dispositivos intrauterinos contraceptivos que contienen cobre. Requisitos, ensayos. (ISO 7439:2002)
Copper-bearing intra-uterine contraceptive devices - Requirements, tests (ISO 7439:2002)
Dispositifs intra-utérins contenant du cuivre - Exigences, essais (ISO 7439:2002)