Nuclear medicine is undergoing major orientation both praetieally and eoneeptu- ally. To this point nuclear medieine has direeted the major portion of its effort to visualization of statie organ systems. The true value of this teehnique lies not in its ability to graphieally display organ systems, but rather its ability to measure organ funetion in a noninvasive manner. Dr. Serafini and his eolleagues have, in this book, brought together the experts of the different phases of cardiodynamies. The eontents lead one to believe that there are relatively simple innoeuous tests that ean supply...