Search Results - "Lee, Sangha"
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From temperament to YouTube: exploring the link between childhood temperament, YouTube usage patterns, and emotional/behavioral problems among children
Published in BMC public health (07-06-2024)“…YouTube is a widely used video sharing and social networking platform among children and adolescents. However, research on YouTube usage among this population…”
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Effects of Frequent Smartphone Use on Sleep Problems in Children under 7 Years of Age in Korea: A 4-Year Longitudinal Study
Published in International journal of environmental research and public health (18-08-2022)“…The use of electronic screen devices has a negative effect on sleep. The purpose of this study is to longitudinally examine the effects of various screen use…”
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Metamaterials for Enhanced Optical Responses and their Application to Active Control of Terahertz Waves
Published in Advanced materials (Weinheim) (01-09-2020)“…Metamaterials, artificially constructed structures that mimic lattices in natural materials, have made numerous contributions to the development of…”
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Relationship between screen time among children and lower economic status during elementary school closures due to the coronavirus disease 2019 pandemic
Published in BMC public health (24-01-2022)“…This study aimed to examine whether the extended use of a variety of digital screen devices was associated with lower economic status and other environmental…”
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Parental Mental Health and Children's Behaviors and Media Usage during COVID-19-Related School Closures
Published in Journal of Korean medical science (28-06-2021)“…Coronavirus disease 2019 (COVID-19) is different from previous disasters in that it continues to the present and has affected all aspects of family life…”
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The Stress and Anxiety to Viral Epidemics-6 Items (SAVE-6) Scale: A New Instrument for Assessing the Anxiety Response of General Population to the Viral Epidemic During the COVID-19 Pandemic
Published in Frontiers in psychology (04-06-2021)“…The general population has reported experiencing anxiety due to the COVID-19 pandemic. This study explored the validity and utility of the Stress and Anxiety…”
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Non-Hermitian chiral degeneracy of gated graphene metasurfaces
Published in Light, science & applications (06-04-2023)“…Non-Hermitian degeneracies, also known as exceptional points (EPs), have been the focus of much attention due to their singular eigenvalue surface structure…”
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Application of the Stress and Anxiety to Viral Epidemics-6 (SAVE-6) and Coronavirus Anxiety Scale (CAS) to Measure Anxiety in Cancer Patient in Response to COVID-19
Published in Frontiers in psychology (23-11-2020)“…This study investigated the usefulness of the six-item Stress and Anxiety to Viral Epidemics (SAVE-6) scale and the Coronavirus Anxiety Scale (CAS) as tools to…”
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Long-term methylphenidate use for children and adolescents with attention deficit hyperactivity disorder and risk for depression, conduct disorder, and psychotic disorder: a nationwide longitudinal cohort study in South Korea
Published in Child and adolescent psychiatry and mental health (11-10-2022)“…Methylphenidate (MPH) is the most frequently prescribed medication for the treatment of attention deficit hyperactivity disorder (ADHD). However, the safety of…”
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Safety outcomes of selective serotonin reuptake inhibitors in adolescent attention-deficit/hyperactivity disorder with comorbid depression: the ASSURE study
Published in Psychological medicine (01-07-2023)“…Attention deficit-hyperactivity disorder (ADHD) is related to depressive disorder, and adolescents with both present poor outcomes. However, evidence for the…”
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Evaluation of a Brief Sleep Intervention Designed to Improve the Sleep, Mood, and Cognitive Performance of Esports Athletes
Published in International journal of environmental research and public health (31-03-2022)“…This study evaluated a brief sleep intervention designed to improve the sleep, mood, and cognitive performance of professional electronic sports (esports)…”
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The Schoolteachers' Version of the Stress and Anxiety to Viral Epidemics-9 (SAVE-9) Scale for Assessing Stress and Anxiety During the COVID-19 Pandemic
Published in Frontiers in psychiatry (11-08-2021)“…This study aimed to validate the schoolteachers' version of the Stress and Anxiety to Viral Epidemics-9 (SAVE-9) scale. This scale assessed the work-related…”
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The Psychometric Properties of the Stress and Anxiety to Viral Epidemics-6 Items: A Test in the U.S. General Population
Published in Frontiers in psychiatry (06-10-2021)“…Objectives: Many individuals around the world are suffering from psychological distress due to the COVID-19 outbreak. The aim of this study is to explore the…”
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Schoolteachers' Resilience Does but Self-Efficacy Does Not Mediate the Influence of Stress and Anxiety Due to the COVID-19 Pandemic on Depression and Subjective Well-Being
Published in Frontiers in psychiatry (06-10-2021)“…Objectives: In the current coronavirus disease (COVID-19) pandemic, schoolteachers experience stress from addressing students or performing school tasks that…”
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Risk Factors and Sleep Intervention Considerations in Esports: A Review and Practical Guide
Published in Sleep medicine research (01-12-2019)“…Esports is a booming global industry and has been officially included in the lead-up to the 2020 Olympics in Tokyo. Given that esports is a cognitive based…”
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Application of Stress and Anxiety to Viral Epidemics-6 Items (SAVE-6) to Public Workers for Measuring Their Anxiety Response During the COVID-19 Pandemic
Published in Frontiers in psychiatry (06-10-2021)“…Objective: This study aimed to compare the adaptability of the adapted version of Stress and Anxiety to Viral Epidemics-9 (SAVE-9) for public workers and the…”
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Complete asymmetric polarization conversion at zero-eigenvalue exceptional points of non-Hermitian metasurfaces
Published in Nanophotonics (Berlin, Germany) (31-10-2024)“…Non-Hermitian systems can be tuned to exhibit exceptional points, where both eigenvalues and eigenstates coalesce concurrently. The inherent adaptability of…”
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The Psychometric Properties of the French-Canadian Stress and Anxiety to Viral Epidemics-6 Scale for Measuring the Viral Anxiety of the General Population During the COVID-19 Pandemic
Published in Frontiers in psychiatry (31-03-2022)“…This study examined the psychometric properties of the French-Canadian version of the Stress and Anxiety to Viral Epidemics-6 items (SAVE-6) scale for…”
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Lower-Income Predicts Increased Smartphone Use and Problematic Behaviors Among Schoolchildren During COVID-19 Related School Modification: A Longitudinal Study
Published in Journal of Korean medical science (18-07-2022)“…As the coronavirus disease 2019 (COVID-19) has continued for a couple of years, the long-term effects of the pandemic and the subsequent school curriculum…”
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Computerized Version of the Kiddie Schedule for Affective Disorders and Schizophrenia for School-Age Children (KSADS-COMP): Development and Validation of the Korean Clinician-Administered Version
Published in Psychiatry investigation (01-02-2023)“…The purpose of the present study was to develop and validate the Korean version of the clinician-administered KSADSCOMP, which is the recently updated,…”
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