AUTHOR=Wang Rui TITLE=The influence of spousal care on the health of middle-aged and older adult caregivers in China—empirical analysis based on CHARLS data JOURNAL=Frontiers in Public Health VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2025.1496637 DOI=10.3389/fpubh.2025.1496637 ISSN=2296-2565