Jeonghwan Lee

ORCID: 0000-0002-9533-848X
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About
Contact & Profiles
Research Areas
  • Functional Brain Connectivity Studies
  • Innovation and Knowledge Management
  • Advanced Neuroimaging Techniques and Applications
  • Advanced MRI Techniques and Applications
  • International Business and FDI
  • Firm Innovation and Growth
  • Dementia and Cognitive Impairment Research
  • Intellectual Capital and Performance Analysis
  • Entrepreneurship Studies and Influences
  • Innovation Policy and R&D
  • Autism Spectrum Disorder Research
  • Resilience and Mental Health
  • Attention Deficit Hyperactivity Disorder
  • Business Strategy and Innovation
  • Private Equity and Venture Capital
  • Neonatal and fetal brain pathology
  • Pressure Ulcer Prevention and Management
  • Digital Platforms and Economics
  • Fetal and Pediatric Neurological Disorders
  • Child and Adolescent Psychosocial and Emotional Development
  • Child Therapy and Development
  • COVID-19 and Mental Health
  • Neurological disorders and treatments
  • Workplace Health and Well-being
  • Cancer-related cognitive impairment studies

Chungbuk National University Hospital
2020-2024

Chungbuk National University
2016-2023

The University of Texas at Austin
2022

Walker (United States)
2022

Weatherford College
2021

Myongji University
2013-2021

Ewha Womans University
2017

College of Business Administration
2013

Alcohol causes damage to the brain and is associated with various functional impairments. However, much of can be reversed by abstaining for enough time. This study aims investigate patterns degrees function in abstinent patients alcohol dependence using resting-state connectivity.26 male (alcohol group) 28 age-matched healthy volunteers (control were recruited from a mental hospital community, respectively. Using 3T MRI scan data, connectivity task-negative task-positive networks was...

10.4306/pi.2017.14.3.325 article EN Psychiatry Investigation 2017-01-01

We investigated the differences in cognitive and emotional empathic ability between adolescents adults, of brain activation during empathy tasks.Adolescents (aged 13-15 years, n=14) adults 19-29 n=17) completed a range questionnaires were scanned functional magnetic resonance imaging (fMRI) both task. Differences groups analyzed.Both significantly lower adolescent compared to adult group. Comparing group showed that was greater right transverse temporal gyrus (BA 41), insula 13), superior...

10.5765/jkacap.200020 article EN Journal of korean Academy of Child and Adolescent Psychiatry 2020-07-01

This study explored the clinical variables related to public workers' stress and anxiety regarding viral epidemic, mediating effect of resilience on relationship between their depression in response coronavirus disease 2019 (COVID-19) pandemic.A total 938 workers answered anonymous questionnaires May 2020. The survey included rating scales such as Stress Anxiety Viral Epidemics-9 (SAVE-9), Patients Health Questionnaire-9 (PHQ-9), Generalized Disorder-7 (GAD-7), Connor-Davidson Resilience...

10.3346/jkms.2021.36.e262 article EN cc-by-nc Journal of Korean Medical Science 2021-01-01

Purpose – The purpose of this paper is to examine the relationship between change in organizational identity and knowledge creation mobile research development (R&D) workers by combining literature on human mobility mergers acquisitions (M&As). Design/methodology/approach Negative binomial regression was used test hypotheses, based 410 R&D 75 high-technology M&As. Findings findings showed that while a after M&As decreased who moved before M&As, higher degree capital...

10.1108/jocm-12-2012-0195 article EN Journal of Organizational Change Management 2014-02-04

Multimarket contact (MMC) refers to the situation in which more than two firms simultaneously compete with each other multiple products and/or geographical markets. Most studies on MMC have explored how market overlap creates "mutual forbearance", lessens intensity of rivalry. While prior mainly focused reduced rivalry from influences market-related decisions, only a few paid attention its impact innovation activities. The purpose this research is explore multimarket competition different...

10.3390/joitmc6010014 article EN cc-by-nc-nd Journal of Open Innovation Technology Market and Complexity 2020-02-21

Despite an abundance of research related to the functional and structural changes brain in patients with geriatric depression, knowledge early alterations such as decreased white matter connectivity their association cognitive decline remains lacking. We aimed investigate hippocampal microstructure identify associations memory function subclinical depression. Nineteen participants depression 19 healthy controls aged ≥65 years exhibiting general within normal range were included study...

10.3390/brainsci12030329 article EN cc-by Brain Sciences 2022-02-28

This study aimed to compare brain structural connectivity using graph theory between patients with alcohol dependence and social drinkers.The participants were divided into two groups; the group (N=23) consisting of who had been hospitalized abstained from for at least three months control (N=22) recruited through advertisements drinkers.All evaluated 3T magnetic resonance imaging.A total 1000 repeated whole-brain tractographies random parameters performed DSI Studio.Four hundred...

10.5607/en23026 article EN Experimental Neurobiology 2023-10-31

The automobile industry is experiencing unprecedented change. Despite its century-old history based mostly in the art of mechanics, increased development technology and heightened awareness environmental issues has pushed traditional manufacturers to completely re-examine their strategies. It also newly invited nontraditional players such as electronic IT tycoons namely, Samsung, Google, Apple into game. advent electric cars with cutting edge requires active participation collaboration from...

10.3390/joitmc5030051 article EN cc-by-nc-nd Journal of Open Innovation Technology Market and Complexity 2019-08-05

International joint ventures (IJVs) have long been considered a vibrant venue for innovation, one source of sustainable competitive advantage. Nonetheless, there is paucity research that seeks to understand what determines their innovative performance. We draw attention and examine the control structure IJVs as determinant innovation. Using complementary lenses local embeddedness, liability outsidership, open we argue foreign managerial reduces IJV innovation equity ownership balance between...

10.3390/su12218770 article EN Sustainability 2020-10-22

We aimed to determine whether low-dose radiotherapy (LDRT) is effective in patients with Alzheimer disease (AD).

10.3857/roj.2023.00052 article EN Radiation Oncology Journal 2023-06-26

Purpose This study aims to investigate three organizational-level factors (geographical proximity, technological similarity and organizational identity integration) that influence the likelihood of post-mergers acquisition (M&A) joint knowledge creation between inventors from target acquiring firms. Design/methodology/approach Analyzing post-M&A patent filing activities 136 M&A deals in high-tech industries, authors conduct a zero-inflated negative binomial regression analysis...

10.1108/jkm-11-2020-0846 article EN Journal of Knowledge Management 2021-07-12

To investigate the relationship between brain structure and empathy in early adolescents with attention-deficit/hyperactivity disorder (ADHD).Nineteen ADHD 20 healthy controls underwent 3T MRI. All participants were assessed for different aspects of using measures including Interpersonal Reactivity Index Empathy Quotient. Cortical thickness subcortical structural volume based on T1-weighted scans analyzed FreeSurfer.Cognitive (t=-2.52, p=0.016) perspective taking (t=-2.10, p=0.043) impaired...

10.5765/jkacap.210009 article EN Journal of korean Academy of Child and Adolescent Psychiatry 2021-07-28

Huiyeong Jeon, Ahjeong Hur, Hoyeon Lee, Yong-Wook Shin, Sang-Ick Chul-Jin Siekyeong Kim, Gawon Ju, Jeonghwan Joon Hyung Jung, Seungwon Chung, and Jung-Woo Son. J Korean Acad Child Adolesc Psychiatry 2024;35:197-209. https://doi.org/10.5765/jkacap.240008

10.5765/jkacap.240008 article EN Journal of korean Academy of Child and Adolescent Psychiatry 2024-07-01

Existing computerized cognitive tests (CCTs) lack speech recognition, which limits their assessment of language function. Therefore, we developed CogMo, a self-administered CCT that uses automatic recognition (ASR) to assess multi-domain functions, including language. This study investigated the validity and reliability CogMo in discriminating impairments. automatically provides results; however, manual scoring using recorded audio was performed verify its ASR accuracy. The mini–mental state...

10.1371/journal.pone.0315745 article EN cc-by PLoS ONE 2024-12-16

Objective The structural alteration of brain shown in patients with alcohol use disorder (AUD) can originate from both effects and genetic or developmental processes. We compared surface-based parameters AUD healthy controls to prove the applicability morphometry head size correction determine areas that were sensitive related AUD. Methods Twenty-six abstinent male (alcohol group, mean abstinence=13.2 months) twenty-eight age-matched participants (control group) recruited an inpatient mental...

10.4306/pi.2016.13.5.511 article EN Psychiatry Investigation 2016-01-01

This study examines how engineers who moved either from targets to acquirers or vice versa prior M&As create joint knowledge in the post-acquisition period. We investigate effect of mobility direction and human assets on creation by using data 693 mobile obtained high-technology for period 1973-2009. Our empirical results show that more collaborating with other at their previous organizations, which are acquirers. also find a positive interaction intellectual relational assets, carried...

10.5465/ambpp.2013.16492abstract article EN Academy of Management Proceedings 2013-01-01

Depression in the elderly population has shown increased likelihood of neurological disorders due to structural changes subcortical area.However, further investigation into depression related is needed mismatches analysis results between studies as well scarcities research regarding connectivity patterns subclinical populations.This study aims investigate differences regions aged participants with using 3Tesla MRI.In analysis, volumes each region were measured observe volumetric difference...

10.5607/en20056 article EN Experimental Neurobiology 2021-04-30

Abstract Based on association studies amounts of alcohol consumed and cortical subcortical structural shrinkage, we investigated the effect chronic consumption white matter pathways using probabilistic tractography. Twenty-three alcohol-dependent men (with an average sobriety 13.1 months) from a mental health hospital 22 age-matched male healthy social drinkers underwent 3T magnetic resonance imaging. Eighteen major were reconstructed TRActs Constrained by UnderLying Anatomy tool (provided...

10.1097/md.0000000000026078 article EN cc-by-nc Medicine 2021-05-25
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