Factor analysis as a tool in groundwater quality management: two southern African case studies

Smoking as a risk factor in hepatocellul

Smoking as a risk factor in hepatocellular carcinoma a case–control study in southern african black

✍ Michel C. Kew; Adrian M. Dibisceglie; Alan C. Paterson 📂 Article 📅 1985 🏛 John Wiley and Sons 🌐 English ⚖ 227 KB 👁 3 views

Two hundred forty southern African black patients with hepatocellular carcinoma and control subjects matched for race, sex, age, and urban or rural background were questioned about their smoking habits. Patients with hepatocellular carcinoma were not more likely to smoke or to smoke heavily than the