1. “Thymidine Metabolism and Cell Kinetics”, J. E.Cleaver, Ed., American Elsevier Publishing Company, New York, (1967).
2. K. Ishiwata, M. Monma, R. Iwata and T. Ido, “Fifth International Symposium on Radiopharmaceutical Chemisty, Abstracts”, Tokyo, 1984, p 249.
3. C.-Y. Shiue, J. S. Fowler, R. R. Macgregor and A. P. Wolf “Radiopharmaceuticals II: Proceedings of the Second International Symposium on Radiopharmaceuticals”, Society of Nuclear Medicine, Seattle, Washington, 1979, p 259.
4. E. J. Crawford, M. Friedkin, A. P. Wolf, J. S. Fowler, B. M. Gallagher, R. M. Lambrecht, R. T. Macgregor, C.-Y. Shiue, I. Wodinsky and A. Goldin, in “Advances in Enzyme Regulation”, Vol 20, G. Weber, ed, 1982, p 3.