1. Cardiovascular and Metabolic Disease Etiology Research Center; Yonsei University College of Medicine; Seoul Korea
2. Department of Preventive Medicine; Yonsei University College of Medicine; Seoul Korea
3. Department of Applied Statistics; Yonsei University; Seoul Korea
4. Department of Endocrinology and Metabolism; Ajou University School of Medicine; Suwon Korea
5. Division of Cardiology; Severance Cardiovascular Hospital; Yonsei University College of Medicine; Seoul Korea