EUnetHTA (European network for Health Technology Assessment) is a European project for the creation of a network for assessing healthcare technology that involved 35 European partners and that was closed in 2008. The strategic objective of the network was to link the national and regional system to HTA agencies, research institutes and Health Ministries as to consent an efficient exchange of information and the support for political decisions as regards Member States. Arsenàl.IT was in charge of coordinating the phase of dissemination of the "body of knowledge" progressively ripened in EUnetHTA on several HTA themes: spreading and management of outputs in HTA, information sharing. It is the method defined in this project that started the MAST used in RENEWING HEALTH. EUnetHTA was closed in 2008.