Koo DL, Yang KI, Kim JH, Kim D, Sunwoo JS, Hwangbo Y, Hong SB. Association between morningness-eveningness, sleep duration, weekend catch-up sleep, and depression among Korean high school students. Journal of sleep research. 2020 Apr 15; Epub ahead of print.

Sunwoo JS, Yang KI, Kim JH, Koo DL, Kim D, Hong SB. Sleep duration rather than sleep timing is associated with obesity in adolescents. Sleep Medicine. 2020 Jan; Epub ahead of print.

Koo DL, Kim HR, Nam H. Moderate to severe obstructive sleep apnea during REM sleep as a predictor of metabolic syndrome in a Korean population. Sleep Breath. 2020 Jan; Epub ahead of print.

Koo DL, Kim HR, Kim H, Seong JK, Joo EY. White matter tract-specific alterations in male patients with untreated obstructive sleep apnea are associated with worse cognitive function. Sleep. 2019 Dec; Epub ahead of print.

Guk HS, Nam H, Koo DL. Continuous Positive Airway Pressure Therapy in a Patient with Pantothenate-Kinase-Associated Neurodegeneration. Journal of clinical neurology 2019 Oct;15(4):583-584.

Koo DL, Choi JH, Lee JY, Nam H. Unusual Presentation of Propriospinal Myoclonus Occurring during Stable Sleep. Journal of clinical neurology 2019 Oct;15(4): 569-571.

Koo DL, Lee WG, Hong SC, Seo DW. Clinical Usefulness of Intraoperative Motor-Evoked Potential Monitoring during Temporal Lobe Epilepsy Surgery. Journal of clinical neurology 2019 Jul;15(3): 285-291.

Joo BE, Koo DL, Yim HR, Park J, Seo DW, Kim JS. Seizure-like activities in patients with head-up tilt test-induced syncope. Medicine. 2018 Dec;97(51):e13602.

Lee EJ, Woo KA, Koo DL. Giant cell arteritis associated arteritic anterior ischemic optic neuropathy: sudden vision loss on the contralateral side of headache. 2018 Oct;14(4): 577-579.

Koo DL, Kang MK, Shin JH, Kwon HM, Nam H. Association between periodic limb movements during sleep and cerebral small vessel disease. 2018 Jul 11;51: 47-52.

Koo DL, Lee JY, Nam H. Difference in severity of sleep apnea in patients with rapid eye movement sleep behavior disorder with or without parkinsonism. 2018 Sep;49: 99-104.

Koo DL, Nam H, Thomas RJ, Yun CH. Sleep Disturbances as a Risk Factor for Stroke. 2018 Jan;20: 12-32.

Koo DL, Kim JA, Nam H. Repetitive Questioning and Writing in a Patient with Transient Global Amnesia. Journal of clinical neurology. 2017 Oct;13(4): 424?425.

Yang KI, Kim JH, Hwangbo Y, Koo DL, Kim D, Hwang KJ, Hong SB. Prevalence of Self-Perceived Snoring and Apnea and Their Association with Daytime Sleepiness in Korean High School Students. Journal of clinical neurology. 2017 Jul;13: 265-272.

Koo DL, Shin JH, Lim JS, Seong JK, Joo EY. Changes in subcortical shape and cognitive function in patients with chronic insomnia. Sleep Medicine. 2017 Jul;35:23-26

Lim SK, Yoo SJ, Koo DL, Park CA, Ryu HJ, Jung YJ, Jeong JB, Kim BG, Lee KL, and Koh SJ. Stress and sleep quality in doctors working on-call shifts are associated with functional gastrointestinal disorders. World J Gastroenterol. 2017 May;23(18):3330-3337.

Koo DL, Kim JY, Lim JS, Kwon HM, Nam H. Cerebral Microbleeds on MRI in Patients with Obstructive Sleep Apnea. Journal of Clinical Sleep Medicine. 2017 Jan;13(1):65-72

Lee S, Kim BG, Kim JW, Lee KL, Koo DL, Nam H, Im JP, Kim JS, Koh SJ. Obstructive sleep apnea is associated with an increased risk of colorectal neoplasia. Gastrointestinal endoscopy. 2017 Mar;85(3):568-573.

Koo DL, Nam H. Clinical Considerations of Obstructive Sleep Apnea with Little REM Sleep. Journal of clinical neurology. 2016 Oct;12(4):426-433.

Koo DL, Kim JS, Joo EY, Kim ST, Seo DW, Hong SB. Asymmetric Gray Matter Volume Changes Associated with Epilepsy Duration and Seizure Frequency in Temporal-Lobe-Epilepsy Patients with Favorable Surgical Outcome. Journal of clinical neurology. 2016 Jul;12: 323-331.

Koo DL, Lee JY, Joo EY, Hong SB, Nam H. Acoustic Characteristics of Stridor in Multiple System Atrophy. PLoS One. 2016 Apr 19;11(4):e0153935.

Nam H, Lim JS, Kim JS, Lee KJ, Koo DL, Lee C. Sleep Perception in Obstructive Sleep Apnea: A Study Using Polysomnography and the Multiple Sleep Latency Test. Journal of clinical neurology. 2016 Apr;12(2):230-5.

Byun JI, Lee ST, Jung KH, Sunwoo JS, Moon J, Kim TJ, Lim JA, Kim S, Kim DY, Han SH, Jang H, Suh HI, Cho AH, Kim DW, Shin JW, Koo YS, Choi WC, Lee WW, Choi N, Kim S, Nam H, Koo DL, Kim M, Lim BC, Chae JH, Kim KJ, Jeon D, Park KI, Jung KY, Kim M, Chu K, Lee SK. Prevalence of antineuronal antibodies in patients with encephalopathy of unknown etiology: Data from a nationwide registry in Korea. Journal of neuroimmunology. 2016 Apr;15;293:34-8.

Jeong HG, Koo DL, Nam H, Kwon HM. Reversible right heart failure after medullary stroke. Lancet. 2015 Apr 4; 385(9975): 1364

Cho JR, Koo DL, Joo EY, Seo DW, Hong SC, Jiruska P, Hong SB. Resection of individually identified high-rate high-frequency oscillations region is associated with favorable outcome in neocortical epilepsy. Epilepsia. 2014 Nov; 55(11): 1872-83.

Koo DL, Hwang KJ, Han SW, Kim JY, Joo EY, Shin WC, Lee HW, Seo DW, Hong SB. Effect of oxcarbazepine on bone mineral density and biochemical markers of bone metabolism in patients with epilepsy. Epilepsy research. 2014; 108: 442-447. Epilepsy research. 2014

Cho JR, Joo EY, Koo DL, Hong SB. Let there be no light: effect of bedside light on sleep quality and background EEG rhythms. Sleep medicine. 2013

Koo DL, Kim YJ, Kim D, Hwang KJ, Kim MR, Joo EY, Hong SB. Effects of levetiracetam monotherapy on the cognitive function of epilepsy patients. European neurology. 2013

Joo EY, Noh HJ, Kim JS, Koo DL, Kim D, Hwang KJ, Kim ST, Kim MR, Hong SB. Brain gray matter deficits in patients with chronic primary insomnia. Sleep. 2013

Koo DL, Joo EY, Kim D, Hong SB. Effects of levetiracetam as a monotherapy on bone mineral density and biochemical markers of bone metabolism in patients with epilepsy. Epilepsy research. 2013

Joo EY, Yoon CW, Koo DL, Kim D, Hong SB. Adverse Effects of 24 Hours of Sleep Deprivationon Cognition and Stress Hormones. Journal of clinical neurology. 2012

Koo DL, Hong SB, Joo EY. Acoustic characteristic of catathrenia and snoring: Different subtypes of catathrenia. Sleep medicine. 2012

Noh HJ, Joo EY, Kim ST, Yoon SM, Koo DL, Kim D, Lee GH, Hong SB. The Relationship between Hippocampal Volume and Cognition in Patients with Chronic Primary Insomnia. Journal of clinical neurology. 2012

Koo DL, Cho JR, Joo EY, Yoon SM, Ju E, Lee J, Kim D, Hong SB. Effect of levetiracetam monotherapy on background EEG activity and cognition in drug-naive epilepsy patients. Clinical neurophysiology. 2012

Cho JR, Joo EY, Koo DL, Hong SC, Hong SB. Clinical Utility of Interictal High-Frequency Oscillations Recorded with Subdural Macroelectrodes in Partial Epilepsy. Journal of clinical neurology. 2012

Joo EY, Jeon S, Lee M, Kim ST, Yoon U, Koo DL, Lee JM, Hong SB. Analysis of Cortical Thickness in Narcolepsy patients with Cataplexy. Sleep. 2011

Joo EY, Hong SB, Kim HJ, Lim YH, Koo DL, Ji KH, Tae WS. The effect of modafinil on cortical excitability in patients with narcolepsy: a randomized, placebo-controlled, crossover study. Sleep medicine. 2011

Joo EY, Kim HJ, Lim YH, Koo DL, Hong SB. Altered cortical excitability in patients with untreated obstructive sleep apnea syndrome. Sleep medicine. 2010