[1] Catholic Univ Korea, Eunpyeong St Marys Hosp, Dept Neurol, Coll Med, Seoul, South Korea
[2] Gachon Univ, Dept Neurol, Coll Med, Gil Hosp, Incheon, South Korea
[3] Natl Univ Singapore, Yong Loo Lin Sch Med, Dept Pharmacol, Singapore, Singapore
[4] St Lukes Med Ctr, Inst Neurosci, Taguig, Philippines
[5] Kyungpook Natl Univ, Sch Med, Dept Neurol, Daegu, South Korea
[6] Hanyang Univ, Dept Neurol, Coll Med, Seoul, South Korea
[7] Fudan Univ, Huashan Hosp, Shanghai, Peoples R China
[8] Kaohsiung Vet Gen Hosp, Kaohsiung, Taiwan
[9] Univ Hong Kong, Queen Mary Hosp, Dept Med, Pok Fu Lam, Hong Kong, Peoples R China
[10] Hallym Univ, Dept Neurol, Kangnam Sacred Heart Hosp, Seoul, South Korea
[11] Seoul Natl Univ, Coll Med, Dept Neurol, 582 Gumi Ro,173 Beon Gil, Seoul 13620, South Korea
[12] Seoul Natl Univ, Bundang Hosp, Clin Neurosci Ctr, 582 Gumi Ro,173 Beon Gil, Seoul 13620, South Korea