Sarah Andrea, M.P.H. (IMAGE) Oregon Health & Science University Caption Sarah Andrea, M.P.H., an epidemiology Ph.D.candidate at the OHSU-PSU School of Public Health. Credit OHSU/Kristyna Wentz-Graff Usage Restrictions None License Licensed 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.