1Center for Public Health, National Medical Center, Seoul, Korea.
2Chungcheongnam-do Seosan Medical Center, Seosan, Korea.
3Division of Infectious Diseases, Department of Internal Medicine, National Medical Center, Seoul, Korea.
4Center for Public Health, National Medical Center, Seoul, Korea.
5Center for Public Health, National Medical Center, Seoul, Korea.Graduate School of Urban Public Health, University of Seoul, Seoul, Korea.
6Center for Public Health, National Medical Center, Seoul, Korea.
7Center for Public Health, National Medical Center, Seoul, Korea.
8Division of Infectious Diseases, Department of Internal Medicine, Chungnam National University Hospital, Daejeon, Korea.
9Division of Infectious Diseases, Department of Internal Medicine, Pusan National University Hospital, Busan, Korea.
10Division of Infectious Diseases, Department of Internal Medicine, Korea University College of Medicine, Seoul, Korea.
11Division of Infectious Diseases, Department of Internal Medicine, Hallym University Kangnam Sacred Heart Hospital, Seoul, Korea.
12Division of Infectious Diseases, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Korea.
13Division of Infectious Diseases, Department of Internal Medicine, Myongji Hospital, Goyang, Korea.
14Division of Infectious Diseases, Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea.
15Department of Urology, National Medical Center, Seoul, Korea.
16Division of Infectious Diseases, Department of Internal Medicine, Korea University Anam Hospital, Seoul, Korea.
17Division of Infectious Diseases, Department of Internal Medicine, National Medical Center, Seoul, Korea.
18Division of Infectious Diseases, Department of Internal Medicine, National Medical Center, Seoul, Korea.