1. Division of Allergy and Pulmonary Medicine, Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
2. Division of Infectious Disease, Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
3. Division of Infectious Diseases, Department of Internal Medicine, Seongnam Citizens’ Medical Center, Seongnam, Korea.
4. Department of Surgery, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
5. Department of Laboratory Medicine and Genetics, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
6. Division of Hematology and Oncology, Department of Internal Medicine, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
7. Department of Internal Medicine, School of Medicine, Kangwon National University, Chuncheon, Korea.