Lead researcher (IMAGE) University of Massachusetts Amherst Caption Kalpana Poudel-Tanduka is an associate professor of nursing at UMass Amherst. Credit UMass Amherst 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.