http://articles.mercola.com/sites/articles/archive/2001/04/07/x-ray-part-one.aspxJohn Gofman, M.D., Ph.D., is one of the leading experts in the world in these issues. He is a nuclear physicist and a medical doctor. The evidence presented in his book, Radiation from Medical Procedures in the Pathogenesis of Cancer and Ischemic HeartenCommunityServer 2008.5 SP1 (Build: 31106.3070)