Joint Transnational Call 2013 (JTC2013) GOSAMPAC Bertherat, Jerôme (Coordinator)INSERM U1016 [FRANCE]Beuschlein, FelixUniversitätsklinik München [GERMANY]Fassnacht, MartinUniversity Hospital Würzburg [GERMANY]Spada, AnnaFondazione IRCCS [ITALY]