1. Department of Neurology; Dongtan Sacred Heart Hospital, Hallym University College of Medicine; Hwaseong South Korea
2. Department of Neurology; Chuncheon Sacred Heart Hospital, Hallym University College of Medicine; Chuncheon South Korea
3. Department of Neurology; Gangdong Sacred Heart Hospital, Hallym University College of Medicine; Seoul South Korea
4. Department of Neurology; Gangnam Sacred Heart Hospital, Hallym University College of Medicine; Seoul South Korea