1. Division of Infectious Diseases, Department of Internal Medicine, Hallym University College of Medicine, Chuncheon, Republic of Korea.
2. Division of Infectious Diseases, Department of Internal Medicine, Pusan National University School of Medicine and Medical Research Institute, Pusan National University Hospital, Busan, Republic of Korea.
3. Department of Laboratory Medicine, BioMedical Informatics Unit, Pusan National University School of Medicine, Busan, Republic of Korea.
4. Division of Infectious Diseases, Department of Internal Medicine, Inje University College of Medicine, Busan, Republic of Korea.