Funding for this research was provided by:
Ministry of Education, Science and Technology (NRF-2016R1D1A1B04935568)
Article History
Received: 31 March 2018
Revised: 7 April 2018
Accepted: 9 April 2018
First Online: 17 April 2018
Compliance with ethical standards
:
: Drs. Lee, H.J. Kim, and Choi report no disclosures. Dr. J.S. Kim serves as an associate editor of Frontiers in Neuro-otology and on the editorial boards of the Journal of Clinical Neurology, Frontiers in Neuro-ophthalmology, Journal of Neuro-ophthalmology, Journal of Vestibular Research, Journal of Neurology, and Medicine.
: This study followed the tenets of the Declaration of Helsinki, and was performed according to the guidelines of Institutional Review Board of Seoul National University Bundang Hospital (B-1802-448-702).