During the last few decades, there has been a tremendous improvement in the treatment of cancer. There is evidence that this trend is continuing, based on the achievements re sulting from the combined efforts of clinicians and basic re search workers. This book is an example of such interaction and collaboration. It was prepared by authors representing both areas of work. Most of the work reported in this book is not merely theoretical, but has been experimentally successfully tested and sometimes applied clinically. This work has, however, not yet been generalized and practiced on a wide...