Katie Faliti (IMAGE) Emory Health Sciences Caption Katia Faliti, PhD, lead author on the study, and an instructor in Emory University’s Department of Medicine Credit Emory University Usage Restrictions N/A 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.