Physics and Radiobiology of Nuclear Medicine

I would like to thank the members of our department for their assistance
in many ways. I am thankful and grateful to Mrs. Rita Konyves for typing
meticulously and conscientiously the major part of the manuscript and to
Mrs. Diane Griffis for completing it.
My sincere thanks and gratitude are due to Robert Albano, Senior Clin-
ical Medical Editor of Springer, for his constant support and encourage-
ment, and to others at Springer for their help in the successful completion
of the book.

Gopal B. Saha

viii Preface