Ryan Bariola, M.D. (image) University of Pittsburgh Share Print E-Mail Caption Associate professor in Pitt's Division of Infectious Diseases and director of the UPMC Community Hospital Antimicrobial Stewardship Efforts (CHASE) Program. Credit UPMC Usage Restrictions None Share Print E-Mail 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.