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Clustering of substance use and sexual risk behaviour in adolescence: analysis of two cohort studies
OBJECTIVES: The authors aimed to examine whether changes in health risk behaviour rates alter the relationships between behaviours during adolescence, by comparing clustering of risk behaviours at different time points. DESIGN: Comparison of two cohort studies, the Twenty-07 Study (‘earlier cohort’,...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Group
2012
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3330258/ https://www.ncbi.nlm.nih.gov/pubmed/22318665 http://dx.doi.org/10.1136/bmjopen-2011-000661 |