Stent wars. Guidant beats back market leader Johnson & Johnson with new device.
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D015906:Angioplasty, Balloon, Coronary / Q000295:instrumentation*; D004465:Economic Competition; D004867:Equipment Design; D017721:Hospital Costs; D006801:Humans; D007221:Industry; D015607:Stents / Q000191:economics / Q000639:trends*; D014481:United States