title: Prolonged Effect of OnabotulinumtoxinA on Chronic Migraine in 87 Koreans.
authors.affiliation: Department of Neurology, KyeongHee University Hospital at Gangdong, Seoul, Korea.
authors.forename: Jung Ick
authors.initials: JI
authors.lastname: Byun
authors.affiliation: Department of Neurology, Seoul National University Hospital, Seoul, Korea.|Neuroscience Research Center, Seoul National University College of Medicine, Seoul, Korea.
authors.forename: Ji Young
authors.initials: JY
authors.lastname: Sim
authors.affiliation: Department of Neurology, Seoul National University Hospital, Seoul, Korea.|Neuroscience Research Center, Seoul National University College of Medicine, Seoul, Korea.|Protein Metabolism Research Center, Seoul National University College of Medicine, Seoul, Korea. kimmanho@snu.ac.kr.
authors.forename: Manho
authors.initials: M
authors.lastname: Kim