The following is a very interesting article on the uses of radioactive material in brachytherapy. http://www.physicstoday.org/coursey.html -- John John Jacobus, MS Medical Health Physicist 3050 Traymore Lane Bowie, MD 20715-2024 jjacobus@exchange.nih.gov (w) jenday1@email.msn.com (H)
Physics Today On The Web - Cover Story.url