R ESEARCH ARTICLE

1. Drug-coated balloons for the treatment of ostial left anterior descending or ostial left circumflex artery lesions: a patientlevel propensity score-matched analysis
2. Effect of complete revascularization in acute coronary syndrome after 75 years old: insights from the BleeMACS registry
3. Pre-existing cardiometabolic comorbidities and survival of middle-aged and elderly non-small cell lung cancer patients
4. The impact of aging on cardiac remodeling in chronic mitral regurgitation
5. Catheter ablation versus medical therapy for atrial fibrillation with prior stroke history: a prospective propensity score-matched cohort study

LETTER TO THE EDITOR

1. A simultaneous occurrence of pulmonary embolism and cerebral infarction following Micra™ leadless pacemaker implantation
2. Cardiovascular outcomes and mortality after abnormal myocardial perfusion scans in the elderly: a retrospective study at a tertiary care institution
3. Masquerading bundle branch block with intermittent right ventricular pacing in a patient with acute coronary syndrome