1. Lawrence JH: Personal communication, 20 October 1978.
2. On the apparatus for the multiple acceleration of light ions to high speeds;Lawrence;Phys Rev,1936
3. Assay of 32P-sodium phosphate using a commercial dose calibrator;Zimmer;J Nucl Med,1976
4. Assay of 32P-sodium phosphate;Silberstein;J Nucl Med,1977
5. Studies on leukemia with the aid of radioactive phosphorus;Lawrence;Int Clin,1939