Sir Richard Doll, the epidemiologist who discovered the link between smoking and lung cancer in the 1960s, will this week warn that children living near electricity power lines are at an increased risk from leukaemia.
流行病学专家里查德·多尔爵士
20
60
代发现了吸烟与肺癌
间的联系。本周,他警告
,
高压电线附近的孩子得白血病的危险更大。


多
学专家、
弗斯是约翰霍普金斯大学健康安全中心的一名




