Christina Chambers, PhD, MPH (IMAGE) University of California - San Diego Caption Christina Chambers, PhD, MPH, is a professor of pediatrics at UC San Diego School of Medicine, director of Mommy’s Milk Human Milk Research Biorepository and co-director of the UC San Diego Center for Better Beginnings. Credit UC San Diego Health Sciences Usage Restrictions Use photo credit 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.