1. Divisions of Infectious Diseases
2. Division of Infectious Diseases, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul
3. Pulmonology, Allergy, and Critical Care Medicine, Hallym University Sacred Heart Hospital, Hallym University College of Medicine, Anyang-si
4. Department of Laboratory Medicine, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, South Korea