EPICUP (IMAGE) IDIBELL-Bellvitge Biomedical Research Institute Caption This is a microphotography of a tumor of unknown primary identified as lung cancer the EPICUP(R) test. Credit IDIBELL 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.