Professor of Pediatrics, Samsung Medical Center, Sungkyunkwan University School of Medicine
Pulmonary Arterial Hypertension,
Cardiac Catheterization (Non-Surgical Treatment),
Adult Congenital Heart Disease,
Pediatric and Adolescent Hypertension,
Fetal Cardiac Disease,
Non-Surgical Defect Closure,
Patent Foramen Ovale (PFO),
Kawasaki Disease