The European Joint Programme on Rare Diseases (EJP RD) brings over 130 institutions (including all 24 ERNs) from 35 countries. On March 3rd Dace Liepina and Ingunn Westeheim was supposed to represent OIFE at a networking event in Paris related to the Rare Diseases Research (RDR) Challenges Call. We were particularly interested in challenge nr. 3 “Characterize Rare…