Eye test (IMAGE) Indiana University Caption Marcelina Sobczak participates in an eye scan conducted by clinical research assistant Brittany Walker in Burns' lab. Credit Photo by Chris Meyer, Indiana University Usage Restrictions Credit source License Original 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.