1. Polydirectional body section roentgenography: A new diagnostic approach;Littleton;Am J Roentgenol Radium Ther Nucl Med,1973
2. Multiple plane tomographic scanner;Anger,1973
3. MGH Positron Camera;Brownell,1973
4. Image spearation radioisotope scanning;Kuhl;Radiology,1963
5. Cylindrical and section radioisotope scanning of the liver and brain;Kuhl;Radiology,1964