[1] Catholic Univ Korea, Div Infect Dis, Dept Internal Med, Coll Med, Seoul, South Korea
[2] Chungnam Natl Univ, Div Infect Dis, Dept Internal Med, Sch Med, Munhwa Ro 282, Daejeon 35015, South Korea
[3] Hallym Sacred Heart Hosp, Dept Internal Med, Div Infect Dis, Anayang, South Korea
[4] Dae Chung Hosp, Dept Neurol, Daejeon, South Korea
[5] Seoul Natl Univ, Coll Med, Dept Biomed Sci, Dept Microbiol & Immunol, Seoul, South Korea
[6] Bundang Hosp, Seoul, South Korea
[7] Chungbuk Natl Univ, Div Infect Dis, Dept Internal Med, Coll Med, Cheongju, South Korea
[8] Eulji Univ Hosp, Div Infect Dis, Dept Internal Med, Daejeon, South Korea
[9] Hallym Univ, Coll Med, Dept Internal Med, Div Infect Dis, Seoul, South Korea