R. Yan (IMAGE) Emory Health Sciences Caption Runze Yan, co-principal investigator, assistant professor at Emory University’s Nell Hodgson Woodruff School of Nursing. 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.