Ali Vaziri-Gohar, PhD (IMAGE) University Hospitals Cleveland Medical Center Caption Ali Vaziri-Gohar, PhD, first author on the study. Credit University Hospitals/Case Western Reserve University Usage Restrictions None 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.