AUTHOR=Schüller Iris , Wergin V. Vanessa , Mess Filip TITLE=Strengthening social skills: developing a social competence intervention for physical education using intervention mapping—protocol paper JOURNAL=Frontiers in Psychology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2025.1484943 DOI=10.3389/fpsyg.2025.1484943 ISSN=1664-1078