1. Department of Laboratory Medicine, Kyung Hee University Medical Center, Kyung Hee University School of Medicine, Seoul, Republic of Korea
2. Department of Medicine, Graduate School, Kyung Hee University, Seoul, Republic of Korea
3. Division of Infectious Disease, Department of Internal Medicine, Kyung Hee University Medical Center, Kyung Hee University School of Medicine, Seoul, Republic of Korea
4. Department of Thoracic and Cardiovascular Surgery, Kyung Hee University Medical Center, Kyung Hee University School of Medicine, Seoul, Republic of Korea