1. This month in physics history: March 1, 1896: Henri Becquerel discovers radioactivity;Tretkoff;Am Phys Soc News,2008
2. Computerized transverse axial tomography;Ambrose;Br J Radiol,1973
3. Computerized transverse axial scanning (tomography). 1. Description of system;Hounsfield;Br J Radiol,1973
4. A History of Positron Imaging;Brownell,1999
5. Localization of brain tumors with positron emitters;Brownell;Nucleonics,1953