BETA-BLOCKERS FOR SECONDARY PREVENTION IN ELDERLY PATIENTS AFTER ACUTE MYOCARDIAL-INFARCTION - USE AND EFFECTIVENESS IN THE NATIONAL COOPERATIVE CARDIOVASCULAR PROJECT
Hm. Krumholz et al., BETA-BLOCKERS FOR SECONDARY PREVENTION IN ELDERLY PATIENTS AFTER ACUTE MYOCARDIAL-INFARCTION - USE AND EFFECTIVENESS IN THE NATIONAL COOPERATIVE CARDIOVASCULAR PROJECT, Circulation, 96(8), 1997, pp. 55-55