AUTHOR=Liang Chunyan , Bi Xinwen TITLE=Paternal involvement and peer competence in young children: the mediating role of playfulness JOURNAL=Frontiers in Psychology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2025.1477432 DOI=10.3389/fpsyg.2025.1477432 ISSN=1664-1078