On this edition of ST Medical Monday, we're joined by Elizabeth Rosenthal, formerly of The New York Times, who tells us about her widely acclaimed new book, "An American Sickness: How Healthcare Became Big Business and How You Can Take It Back." This volume, which grew out of the "Paying Till It Hurts" series of healthcare columns that she wrote for the Times, was thus praised in a starred in Publishers Weekly: "Rosenthal, a New York Times senior writer and former physician, provocatively