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Early β-Blocker Therapy for Acute Myocardial Infarction in Elderly Patients
Harlan M. Krumholz, MD; Martha J. Radford, MD; Yun Wang, MS; Jersey Chen, BA; Thomas A. Marciniak, MD
Annals of Internal Medicine 1999;131:648-654.
doi:10.7326/0003-4819-131-9-199911020-00003
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