http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. With the most recent release of data from the National Oncologic PET Registry (NOPR), researchers may have reached the moment of critical mass by confirming the effectiveness of positron emission tomography (PET) in the monitoring of tumor activity across a wide range of cancers. http://www.physorg.com/news147351784.html Medicine & Health Mon, 01 Dec 2008 11:03:04 EST news147351784