The author of the CJ Floyd novels has won over readers and critics with the adventures of one of the most compelling and colorfully drawn private-eye heroes in years. Now in the best tradition of Robin Cook and Michael Crichton, Robert Greer-a nationally prominent physician and research scientist-turns to the world he knows best with stunning results... LIMITED TIME. For centuries it has been the holy grail of medical science, in pursuit of which the human race has violated nature, launched explorations, and waged war. Now one rogue doctor has dared to unlock the power of one of the most potent substances ever swirled inside a test tube-and stands on the verge of cracking the code of nothing less than the legendary fountain of youth. A world-class collegiate swimmer breaks a record at the women's U.