Virtual and Augmented Reality (IMAGE) University of Barcelona Caption Researchers urge for more scientific research that could form the basis of a regulatory regime such as there is for cinema. Credit UNIVERSITY OF BARCELONA Usage Restrictions The image may only be used with appropriate caption or credit. 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.