Concepedia

Asuka Koyama

AK

33

Publications

1.3K

Citations

19

H-Index

2004

Active since

Affiliations

Kumamoto University(Current)

The University of Osaka

National Institute of Mental Health

Kumamoto University Hospital

Kagoshima University

Asuka Koyama is an author at Kumamoto University specializing in psychiatry, medicine, and mental health.

ORCID

Top concepts

Publications per year

2004–2024

33

Publications

33

Lifetime prevalence, psychiatric comorbidity and demographic correlates of “hikikomori” in a community population in Japan

Asuka Koyama, Yuko Miyake, Norito Kawakami et al. · Psychiatry Research · 2010 · 277 citations

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Polypharmacy and excessive dosing: Psychiatrists' perceptions of antipsychotic drug prescription

Hiroto Ito, Asuka Koyama, Teruhiko Higuchi · The British Journal of Psychiatry · 2005 · 134 citations · Full text

Living alone is associated with depression among the elderly in a rural community in Japan

Ryuta Fukunaga, Yasuhisa Abe, Yoichi Nakagawa et al. · Psychogeriatrics · 2012 · 109 citations

Mental health among younger and older caregivers of dementia patients

Asuka Koyama, Masateru Matsushita, Mamoru Hashimoto et al. · Psychogeriatrics · 2016 · 81 citations

The relationship between post-stroke depression and physical recovery

Shiho Matsuzaki, Mamoru Hashimoto, Seiji Yuki et al. · Journal of Affective Disorders · 2015 · 75 citations

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