3D Heart (IMAGE) American Friends of Tel Aviv University Caption A 3D-printed, small-scaled human heart engineered from the patient's own materials and cells. Credit <i>Advanced Science</i>. © 2019 The Authors. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.