Kim, Kyung Min http://orcid.org/0000-0002-0261-1687
Lee, Dong Hyun
Lee, Eun Ju
Roh, Yun Ho
Kim, Won-Joo
Cho, Soo-Jin http://orcid.org/0000-0002-4053-3763
Yang, Kwang Ik
Yun, Chang-Ho http://orcid.org/0000-0003-2204-8067
Chu, Min Kyung http://orcid.org/0000-0001-6221-1346
Funding for this research was provided by:
Yonsei University | Yonsei University College of Medicine (2018-32-0037)
Article History
Received: 17 May 2019
Accepted: 4 December 2019
First Online: 20 December 2019
Competing interests
: The authors declared the following potential conflicts of interest with respect to the research, authorship, and/or publication of this article: S.J.C. was involved as a site investigator of a multicenter trial sponsored by Otsuka Korea, Eli Lilly and Company, and Novartis and worked as an advisory member for Teva, and received research support from Hallym University Research Fund 2016 and a grant from Korean Neurological Association (KNA-16-MI-09). M.K.C. was a site investigator for a multi-centre trial sponsored by Otsuka Korea, Novartis International AG and Eli Lilly and Company. He worked an advisory member for Teva, and received lecture honoraria from Allergan Korea, Handok-Teva and Yuyu Pharmaceutical Company in the past 24 months. He received grants form Yonsei University College of Medicine (2018-32-0037) and National Research Foundation of Korea (2019R1F1A1053841). The authors declare that there is no conflict of interest.