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Research and control of well water pollution in high esophageal cancer areas
AIM: In order to detect risk factors for esophageal cancer, a national research program was carried out during the Eighth Five-Year Plan (from 1991 to 1995). METHODS: Cixian County and Chichen County in Hebei Province were selected as the index and the control for the study fields with higher or low...
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| Опубликовано в: : | World J Gastroenterol |
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| Главные авторы: | , , , , , , , , , |
| Формат: | Artigo |
| Язык: | Inglês |
| Опубликовано: |
Baishideng Publishing Group Inc
2003
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| Предметы: | |
| Online-ссылка: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4611781/ https://ncbi.nlm.nih.gov/pubmed/12800221 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.3748/wjg.v9.i6.1187 |
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