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Figure 2 Graph of perioperative adverse cardiac and noncardiac event rates in the first 15 (solid bars) versus the final 19 (open bars) patients undergoing transmyocardial laser revascularization at our institution. Patients among the initial 15 treated had significantly higher rates of both cardiac (p = 0.005) and noncardiac (p < 0.001) morbidity.
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