Up to 10% of childhood cancers are caused by radiological examination during pregnancy. — Richard Doll Copy Share Image
The risk of developing carcinoma of the lung increases steadily as the amount smoked increases. If the risk among non-smokers is taken as unity and the resulting ratios in the three age groups in which a large number of patients were interviewed (ages 45 to 74) are averaged, the relative risks become 6, 19, 26, 49, and 65 when the… — Richard Doll Copy Share
Basic research is not the same as development. A crash programme for the latter may be successful; but for the former it is like… — Richard Doll Copy Share Image
Up to 10% of childhood cancers are caused by radiological examination during pregnancy. — Richard Doll Copy Share Image
