Thanh Dellinger, City of Hope (IMAGE) City of Hope Caption Thanh Dellinger, M.D., gynecologic oncology surgeon at City of Hope and principal investigator of the multisite phase 1 clinical trial of pressurized intraperitoneal aerosolized chemotherapy (PIPAC), is conducting robotic surgery. Credit City of Hope Usage Restrictions Please use photo credit. 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.