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Article History

Received: 15 September 2021

Revised: 4 November 2021

Accepted: 7 November 2021

First Online: 17 November 2021

Declarations

:

: Drs. S.Y. Choi, K.D. Choi, and H.J. Kim report no disclosure. Prof. J.S. Kim serves as an associate editor of <i>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, Medicine, and Clinical and Translational Neuroscience.</i>

: This study followed the tenets of the Declaration of Helsinki, and was performed according to the guidelines of Institutional Review Board of Pusan National University Hospital (1907–006-080). Signed patient consent-to-disclose forms were also obtained.