1. Department of Laboratory Medicine and Research, Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Yangsan, Korea
2. Department of Laboratory Medicine, Pusan National University Hospital, Busan, Korea
3. Department of Cardiovascular and Thoracic Surgery and Research, Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Yangsan, Korea
4. Department of Pulmonology and Critical Care Medicine, Pusan National University Yangsan Hospital, Yangsan, Korea
5. Division of Cardiology, Department of Internal Medicine and Research, Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Pusan National University School of Medicine, Yangsan, Korea