AUTHOR=Deng Weijian , Yang Simin , Ouyang Xin , Jiang Tao , Zhu Junmin , Yang Feng TITLE=Research on the social integration and depression risk of middle-aged and older adults with multiple chronic conditions in China JOURNAL=Frontiers in Public Health VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2025.1559090 DOI=10.3389/fpubh.2025.1559090 ISSN=2296-2565