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Factors associated with the starting of cigarette smoking by primary school children
A matched sample of 300 children was selected from 7,115 Derbyshire primary school children, who had completed an initial screening questionnaire on smoking and respiratory symptoms in March 1971. In July 1971, 293 of the 300 children (229 boys and 64 girls) completed a second questionnaire giving i...
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| Hlavní autoři: | , , |
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| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
1974
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| Témata: | |
| On-line přístup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC478813/ https://ncbi.nlm.nih.gov/pubmed/4816586 |
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