. Single copies of executive summary and the full-text guidelines are also available by calling 800-253-4636 or writing the American College of Cardiology Foundation, Resource Center, at 9111 Old Georgetown Road, Bethesda, MD 20814-1699. To purchase bulk reprints (specify version and reprint number-executive summary 71-0261 and full-text guideline 71-0262): up to 999 copies, call 800-611-6083
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