within 6 hours after the onset of acute myocardial infarction , 93 patients received a brief high-dose intravenous infusion of streptokinase , 49 patients received 500,000 iu within 30 min and 44 patients received 1,500,000 iu within 60 min .
C0027051
myocardial infarction
C0038418
streptokinase