[A]n economic drama ... is playing itself out in cancer wards and oncologists' offices across the country. Unaffordable new drugs, even when they're covered by insurance, are being rationed by price as patients, doctors and hospital officials struggle with what is likely to be the most pressing problem for the nation's health care system over the next decade: how to pay for the spectacular rise in the cost of cancer care, especially drugs and diagnostic tests.  MORE >>