Devil's Waltz

NEW YORK TIMES BESTSELLER   In one of the most frightening and challenging cases of his career, Dr. Alex Delaware must confront a strange medical mystery involving a child.   “Reads like wildfire . . . harrowing suspense.”— The New York Times Book Review   Twenty-one-month-old Cassie Jones is the picture of health. Yet her parents rush her to the emergency room night after night with symptoms no doctor can explain. Cassie’s parents seem genuinely concerned. Her favorite nurse is a