Changes in tobacco use and related factors in Junior High School students, Lara State, Venezuela, 2000-2003
The Global Youth Tobacco Survey (GYTS) is a school-based surveillance system. In Lara State, Venezuela, it was conducted by a coalition of organizations. The instrument includes: attitudes, knowledge, behaviors, exposure to environmental tobacco smoke, mass media, and marketing. Participation was 85...
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Veröffentlicht in: | Cadernos de saúde pública 2006-09, Vol.22 (9), p.1893-1899 |
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Format: | Artikel |
Sprache: | spa |
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