Ann Cheney and Evelyn Vázquez (IMAGE) University of California - Riverside Caption Photo shows Ann Cheney (left) and Evelyn Vázquez. Credit School of Medicine, UC Riverside. 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.