POLINA will explore significant innovations in the field of 2/3D printing, driven by a multidisciplinary approach of new and unique academia-industry-clinical partnership with an intersectoral team of 6 research groups and 2 SMEs from five European countries:  RCSI (Ireland), CNRS and 4DCELL (France), UHD (Germany), UAVR (Portugal), accelopment (Switzerland), UPV-EHU and POLYMAT (Spain).