Dr. Primo "Lucky" Lara, Jr. (IMAGE) University of California - Davis Health Caption Dr. Primo "Lucky" Lara, Jr. , UC Davis Comprehensive Cancer Center director and lead author of study Credit UC Davis Health 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.