[1] Tohoku Univ, Grad Sch Med, Div Emergency & Crit Care Med, Sendai, Miyagi, Japan
[2] Keio Univ, Sch Med, Dept Emergency & Crit Care Med, Tokyo, Japan
[3] Teikyo Univ, Sch Med, Dept Emergency Med, Tokyo, Japan
[4] Kawasaki Med Sch, Dept Acute Med, Kurashiki, Okayama, Japan
[5] Hiroshima Univ Hosp, Grad Sch Biochem & Hlth Sci, Dept Emergency & Crit Care Med, Hiroshima, Japan
[6] Musashi Kosugi Hosp, Nippon Med Sch, Infect Control Team, Kawasaki, Kanagawa, Japan
[7] Sakai City Med Ctr, Crit Care Med Ctr, Sakai, Osaka, Japan
[8] Tokyo Med Univ Hosp, Dept Pharm, Tokyo, Japan
[9] Hiroshima Univ Hosp, Dept Infect Dis, Hiroshima, Japan
[10] Toho Univ, Ohashi Med Ctr, Japanese Soc Infect Prevent & Control, Tokyo, Japan
[11] Toho Univ, Ohashi Med Ctr, Nippon Med Sch Hosp, Infect Control Team, Tokyo, Japan
[12] Toho Univ, Ohashi Med Ctr, Natl Ctr Child Hlth & Dev, Div Infect Dis, Tokyo, Japan
[13] Toho Univ, Ohashi Med Ctr, Natl Ctr Global Hlth & Med, Dis Control & Prevent Ctr, Tokyo, Japan
[14] Toho Univ, Ohashi Med Ctr, Dept Surg, Tokyo, Japan
[15] Nippon Med Coll Hosp, Dept Emergency & Crit Care Med, Tokyo, Japan