52nd Annual Meeting of the American Association of Physicists in Medicine--Philadelphia.

Information about several papers discussed at the 52nd Annual Meeting of the American Association of Physicists in Medicine held in Philadelphia, Pennsylvania is presented. Topics discussed include the safety of stereotactic body radiation therapy on lung cancer patients, a database of lung scans initiated by the U.S. National Cancer Institute, and the integration of medical linear accelerators and magnetic resonance imaging (MRI) for real-time imaging of tumors.