Prognostic value of the age, creatinine, and ejection fraction score for 1-year mortality in 30-day survivors who underwent percutaneous coronary intervention after acute myocardial infarction
Incremental value of repeated risk factor measurements for cardiovascular disease prediction in middle-aged Korean adults: results from the NHIS-HEALS (National Health Insurance System-National Health Screening Cohort)
Hospital discharge risk score system for the assessment of clinical outcomes in patients with acute myocardial infarction (Korea Acute Myocardial Infarction Registry [KAMIR] score)