Jean B. Nachega, M.D., Ph.D., M.P.H. (IMAGE) University of Pittsburgh Caption Jean B. Nachega, M.D., Ph.D., M.P.H., associate professor of infectious diseases and microbiology and epidemiology at University of Pittsburgh's Graduate School of Public Health. Credit University of Pittsburgh Usage Restrictions Only use in relation to reporting this research. 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.