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Cigarette smoking and its risk factors among elementary school students in Beijing.
OBJECTIVES. This study investigated patterns of and risk factors for smoking among elementary school children in Beijing, China. METHODS. In 1988, anonymous questionnaires were administered to a multistage stratified cluster sample of 16996 students, aged mostly 10 to 12, in 479 fourth- to sixth-gra...
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| Main Authors: | , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
1996
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1380518/ https://ncbi.nlm.nih.gov/pubmed/8604762 |
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