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Giovanni Gambassi, MD
Brown University Providence, RI

Roberto Bernabei, MD; Pierugo Carbonin, MD
Catholic University Rome, Italy

JAMA. 1997;277(18):1433-1434.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

To the Editor.

—Dr Soumerai and collegues¹ provide thoughtprovoking data regarding apparent harm from the underuse of β-blockers in elderly survivors of acute myocardial infarction (AMI). Although we are aware of some inherent limitations of cohort studies using administrative databases, the authors might be able to provide additional information on some relevant issues. . . . [Full Text PDF of this Article]

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