Homeless encampment in San Diego (IMAGE) University of California - San Diego Caption Researchers interviewed 586 people in Tijuana (202) and San Diego (384) between 2020 and 2021, including people experiencing homeless and living on streets like this one in San Diego. Credit Alhelí Calderón Villarreal, M.D., M.P.H. Usage Restrictions For use with articles related to news release. 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.