AUTHOR=Long Siyu , Madon Zainal Bin , Norowi Noris Mohd , Ang Mei Foong TITLE=A mixed-methods systematic review of mental health activities among urban left-behind children in mainland China JOURNAL=Frontiers in Public Health VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2024.1431996 DOI=10.3389/fpubh.2024.1431996 ISSN=2296-2565