A case-control study for evaluating lung
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Tomotaka Sobue; Takaichiro Suzuki; Tsuguo Naruke
📂
Article
📅
1992
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John Wiley and Sons
🌐
French
⚖ 987 KB
In order to evaluate the efficacy of lung-cancer screening, a case-control study was conducted using the data from 50 areas where population-based lung-cancer screening programmes have been operated by local municipalities. In most areas, chest X-ray examinations for all participants and sputum cyto