For decades surgery seemed to be the best bet for the treatment of heart disease. Researchers thought of atherosclerosis, or the clogging of arteries with fatty plaques, as basically a plumbing problem. Bypass the choke points with new grafts and you would more than likely bypass any future heart attacks. Over the past five to 10 years, however, doctors have come to realize that heart disease is more complicated than that. They're not by any means ready to abandon surgery, but now they rely more heavily on different types of drugs to treat both the long-term and short-term effects of heart...
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