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He received the DrSc degree in Biomedical Science from Ajou University School of Medicine. He is a professor in Department of Speech Language Pathology in Honam University. His recent interests focus on health promotion, gerontology, dementia, mild cognitive impairment, dysphonia and voice disorder.
Gerontology-Dementia-Mild cognitive impairment- Dysphonia-Voice disorder
Cognitive Disorders Geriatrics Otorhinolaryngology Public Health