Internal Medicine

Aims & Scope

Internal Medicine is an English-language online journal published bi-weekly (the 1st and the 15th of each month) by the Japanese Society of Internal Medicine.

The Journal's aim is to provide useful knowledge in clinical practice and valuable information for medical education, and to contribute to the development of the internal medicine and enrichment of physicians' resources.

The Journal publishes review articles, original articles, case reports, pictures in clinical medicine, letters to the editor, and editorials.

View Aims & Scope

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Metrics & Ranking

Impact Factor

Year	Value
2025	1.1
2024	1.00

SJR (SCImago Journal Rank)

Year	Value
2024	0.328

Quartile

Year	Value
2024	Q3

h-index

Year	Value
2024	83

Journal Rank

Year	Value
2024	15787

Journal Citation Indicator

Year	Value
2024	1734

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Abstracting & Indexing

Journal is indexed in leading academic databases, ensuring global visibility and accessibility of our peer-reviewed research.

• Scopus
• Google Scholar
• Web of Science
• Medline
• PubMed

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Subjects & Keywords

Journal’s research areas, covering key disciplines and specialized sub-topics in Medicine, designed to support cutting-edge academic discovery.

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Licensing & Copyright

This journal operates under an Open Access model. Articles are freely accessible to the public immediately upon publication. The content is licensed under a Creative Commons Attribution 4.0 International License (CC BY 4.0), allowing users to share and adapt the work with proper attribution.

Copyright remains with the author(s), and no permission is required for non-commercial use, provided the original source is cited.

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Most Cited Articles

The Most Cited Articles section features the journal's most impactful research, based on citation counts. These articles have been referenced frequently by other researchers, indicating their significant contribution to their respective fields.

• Molecular Biology of Erythropoietin

  Citation: 270

  Authors: Wolfgang

• Mechanisms of Tubulointerstitial Injury in the Kidney: Final Common Pathways to End-stage Renal Failure

  Citation: 256

  Authors: Masaomi

• Role of Adipocytokines on the Pathogenesis of Atherosclerosis in Visceral Obesity.

  Citation: 255

  Authors: Tohru, Tadashi, Iichiro, Kazuhisa, Hiroshi, Masahiko, Yukuio, Shinji, Yuji

• Acute Lung Injury Review

  Citation: 250

  Authors: Kenji, Landon S., Neil R., Antonio, Franco R., Keishi

• The JRS Guidelines for the Management of Community-acquired Pneumonia in Adults:An Update and New Recommendations

  Citation: 243

  Authors: Naoyuki, Toshiharu, Mikio

• Coronary Spasm: Clinical Features and Pathogenesis.

  Citation: 186

  Authors: Hirofumi, Kiyotaka

• Geographic Differences in Gastric Cancer Incidence Can be Explained by Differences between Helicobacter pylori Strains

  Citation: 186

  Authors: Yoshio, Mototsugu, Masahiro

• Optimal Intensity of International Normalized Ratio in Warfarin Therapy for Secondary Prevention of Stroke in Patients with Non-valvular Atrial Fibrillation.

  Citation: 178

  Authors: Masahiro, Kazuo, Takenori

• Hypoxic Hepatopathy: Pathophysiology and Prognosis

  Citation: 177

  Authors: Richard, Yasuharu, Tsuyoshi

• Juvenile Muscular Atrophy of Distal Upper Extremity (Hirayama Disease).

  Citation: 172

  Authors: Keizo

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