Phone truths

摘要

Do cellphones cause cancer? That question is about to be revived with the publication of the World Health Organization's long-awaited Interphone study. Given its public health implications, the study is likely to receive a lot of media attention. But you should treat what you read and hear with caution.rnWhen Interphone was set up a decade ago, there were great expectations that it would produce a definitive answer. It is now clear that it cannot, because of serious flaws in the way it was carried out.