[1] Natl Cerebral & Cardiovasc Ctr, Dept Cerebrovasc Med, 5-7-1 Fujishirodai, Suita, Osaka 5658565, Japan
[2] Natl Cerebral & Cardiovasc Ctr, Div Stroke Care Unit, Suita, Osaka, Japan
[3] Kohnan Hosp, Dept Stroke Neurol, Sendai, Miyagi, Japan
[4] Osaka Univ, Grad Sch Med, Dept Neurol, Suita, Osaka, Japan
[5] Nippon Med Sch, Dept Neurol Sci, Grad Sch Med, Tokyo, Japan
[6] Japanese Red Cross Kumamoto Hosp, Dept Neurol, Kumamoto, Japan
[7] Kyorin Univ, Sch Med, Dept Neurosurg, Mitaka, Tokyo, Japan
[8] Kyorin Univ, Sch Med, Stroke Ctr, Mitaka, Tokyo, Japan
[9] Nakamura Mem Hosp, Dept Neurosurg, Sapporo, Hokkaido, Japan
[10] Tokai Univ, Sch Med, Dept Neurol, Isehara, Kanagawa, Japan
[11] NHO Nagoya Med Ctr, Dept Neurol, Nagoya, Aichi, Japan
[12] NHO Kyushu Med Ctr, Dept Neurol & Cerebrovasc Med, Fukuoka, Fukuoka, Japan
[13] Jichi Med Univ, Sch Med, Div Neurol, Shimotsuke, Japan
[14] Jichi Med Univ, Sch Med, Div Cardiovasc Med, Shimotsuke, Japan
[15] Kyoto Second Red Cross Hosp, Dept Neurol, Kyoto, Japan
[16] St Marianna Univ, Sch Med, Dept Neurol, Kawasaki, Kanagawa, Japan
[17] South Miyagi Med Ctr, Dept Neurol, Ogawara, Japan
[18] TOYOTA Mem Hosp, Dept Neurol, Toyota, Japan
[19] NHO Kagoshima Med Ctr, Dept Cerebrovasc Med, Kagoshima, Japan
[20] Brain Attack Ctr Ota Mem Hosp, Dept Neurol, Fukuyama, Hiroshima, Japan
[21] Kitasato Univ, Sch Med, Dept Neurol, Sagamihara, Kanagawa, Japan
[22] Kawasaki Med Sch, Dept Stroke Med, Kurashiki, Okayama, Japan
[23] Natl Cerebral & Cardiovasc Ctr, Suita, Osaka, Japan
[24] Kohnan Hosp, Sendai, Miyagi, Japan
[25] Osaka Univ, Grad Sch Med, Suita, Osaka, Japan
[26] Nippon Med Sch, Grad Sch Med, Tokyo, Japan
[27] Japanese Red Cross Kumamoto Hosp, Kumamoto, Japan
[28] Kyorin Univ, Sch Med, Mitaka, Tokyo, Japan
[29] Nakamura Mem Hosp, Sapporo, Hokkaido, Japan
[30] Tokai Univ, Sch Med, Isehara, Kanagawa, Japan
[31] NHO Nagoya Med Ctr, Nagoya, Aichi, Japan
[32] NHO Kyushu Med Ctr, Fukuoka, Fukuoka, Japan
[33] Jichi Med Univ, Sch Med, Shimotsuke, Japan
[34] Kyoto Second Red Cross Hosp, Kyoto, Japan
[35] St Marianna Univ, Sch Med, Kawasaki, Kanagawa, Japan
[36] South Miyagi Med Ctr, Ogawara, Japan
[37] TOYOTA Mem Hosp, Toyota, Japan
[38] NHO Kagoshima Med Ctr, Kagoshima, Japan
[39] Brain Attack Ctr Ota Mem Hosp, Fukuyama, Hiroshima, Japan
[40] Kitasato Univ, Sch Med, Sagamihara, Kanagawa, Japan
[41] Kawasaki Med Sch, Kurashiki, Okayama, Japan
[42] Saiseikai Toyama Hosp, Toyama, Japan