Beginning in 1959 and revised and updated about every five years thereafter, the text by Moss, with and without various coauthors, has been used by trainees and by physicians practicing therapeutic radiology from that day to this. Ten years have elapsed since the last edition, the fifth, was printed, and now we have a new one, largely rewritten. Professor Moss has been joined by Dr Cox as coeditor and has confined his own writing efforts to part or all of seven chapters.
It should be pointed out immediately, however, that one of the great strengths of the previous editions was an introductory section in each chapter detailing the response of the specific organ in question to irradiation. These were usually four- or five-page, succinct, well-illustrated discussions of the pathophysiology of irradiation, and they were, to my knowledge, unique to this particular text and vital to the understanding and analysis of