All things in moderation? Threshold effects in adolescent extracurricular participation intensity and behavioral problems. Holt MK. JL Matjasko, KM Holland, MK Holt… - Journal of school …, 2019 - Wiley Online Library GSID: OYS6NP2E-voJ
The social organization of extracurricular activities: Interpreting developmental meanings in contrasting high schools. Guest AM. AM Guest - Qualitative Psychology, 2018 - psycnet.apa.org GSID: 7oZfDO32XoIJ
More than just keeping busy: the protective effects of organized activity participation on violence and substance use among urban youth. [No authors listed] GSID: TTBhw5xhGQEJ
Participation in structured STEM‐focused out‐of‐school time programs in secondary school: Linkage to postsecondary STEM aspiration and major. [No authors listed] GSID: H6nb7BuI7gEJ
Physical fighting and leisure activities among Norwegian adolescents—investigating co-occurring changes from 2015 to 2018. [No authors listed] GSID: 0SBfB4SSXCwJ