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Smoking and cancer of the alimentary tract in Poland.
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Nature Publishing Group
1969
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2008264/ https://www.ncbi.nlm.nih.gov/pubmed/5788032 |