Journal profile

Turkish Journal of Internal Medicine

ISSN 2687-4245 · Nizameddin KOCA · Turkey

Turkish Journal of Internal Medicine: diamond open access (no APC); no APC; review about 90 days (submission to acceptance, publisher); 18 articles in 2025.

Impact factor—No published value

CAS zone—Not in the CAS Journal Ranking

CiteScore quartile—No CiteScore rank

Review time90 daysPublisher-reported, submission to acceptance · community reports about 12 weeks

APCNo APCDiamond open access (no APC)

Acceptance—No reports yet

Articles per year182025 · OpenAlex count

Scope

Aims, scope and focus

Turkish Journal of Internal Medicine is published by Nizameddin KOCA. By OpenAlex counts of its recent articles, its largest topics are COVID-19 Clinical Research Studies, SARS-CoV-2 and COVID-19 Research and Lymphoma Diagnosis and Treatment, together about 22.1% of its articles. (generated from OpenAlex topic counts and CAS ranking data)

The Turkish Journal of Internal Medicine (TJIM) is an international, independent, double-blind, peer-reviewed, open-access journal that aims to support the production of high-quality scientific knowledge in all relevant fields of clinical medicine. The journal seeks to contribute to the dissemination of current scientific developments in medicine by publishing original research articles, case reports, invited reviews, and letters to the editor. TJIM adheres to international ethical principles in its publication process, follows the standards of ICMJE, WAME, and COPE, and publishes accepted articles online as soon as they are ready under a continuous publication model. TJIM accepts original scientific studies related to the various subfields of clinical medicine, provided that they have not been previously published elsewhere and are not currently under consideration by another journal.The TJIM is accepting manuscripts covered the subject areas, including but not limited to the following fields:Cancer,Cardiology,Chest Disease,Clinical Cancer Research,Clinical Cardiovascular Research,Clinical Endocrinology,Clinical Pathology,Clinical Immunology and Immunopathology,Clinical Nutritional Research,Critical Care and Emergency Medicine,Dietetics,Endocrinology,Experimental Cancer Research,Experimental Microbiology,Gastroenterology and Hepatology,Genetics,Geriatrics,General Medicine,Hematology,Immunology,Internal Medicine,Infectious Diseases,Nutrition and Metabolism,Metabolic Disorders,Nephrology,Oncology,Respiratory Diseases,Rheumatology Last Update Time: March 12, 2026

From the journal's Aims & Scope

Main research topics OpenAlex counts of recent articles; shares are approximate

COVID-19 Clinical Research StudiesMedicine12.9%
SARS-CoV-2 and COVID-19 ResearchMedicine4.6%
Lymphoma Diagnosis and TreatmentMedicine4.6%
Thyroid Disorders and TreatmentsMedicine4.6%
Renal Transplantation Outcomes and TreatmentsMedicine4.6%
Diabetes Management and ResearchMedicine4.2%
Renal Diseases and GlomerulopathiesMedicine4.2%
Inflammatory Biomarkers in Disease PrognosisMedicine4.2%

Rankings & indexing

CAS ranking and database indexing

CAS Journal Ranking

CAS Journal Ranking, upgraded edition (March 2025)Not covered

Not covered by this edition.

CAS Xinrui Journal Ranking (March 2026)Not covered

Not covered by this edition.

CAS Journal Ranking, previous upgraded edition (December 2023)Not covered

Not covered by this edition.

Database indexing

DOAJLetPub

International journal early-warning lists: not listed in any editionLetPub

Indexing the journal's website claims

Index MedicusPublisher website

As the journal's website lists them, not checked against each database; for Web of Science editions the records above apply.

Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.

Metrics

Impact metrics and publication volume

Impact

h-index: 4OpenAlex · 2026-11-01
i10-index: 1OpenAlex · 2026-11-01
2-year mean citedness: 0.18OpenAlex · 2026-11-01
Share of gold OA articles: 0%LetPub · 2026-11-01

Articles by year OpenAlex count · 282 in total · the current year is incomplete

Year	Articles	Open access	Citations
2026	20	20	28
2025	18	18	20
2024	23	23	20
2023	38	38	26
2022	75	75	25
2021	80	80	15

Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.

Review & acceptance

Review time and acceptance

Publisher-reported review time from the journal's website

90 dayssubmission to acceptance · community reports about 12 weeks

The publisher's own definition applies; dates from this journal's articles in the last 24 months are not available yet, so the publisher's figure is used.

Figures by source

Average review time (community reports): about 12 weeksLetPub · 2026-11-01
Submission to first decision: 9 daysPublisher website · 2026-11-01
Submission to final decision: 102 daysPublisher website · 2026-11-01
Submission to acceptance: 90 daysPublisher website · 2026-11-01
Submission to publication: 48 daysPublisher website · 2026-11-01

Submission to publication (journal-reported): about 12 weeksDOAJ · 2026-11-01
Peer review: Double anonymous peer reviewDOAJ

Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.

Fees & open access

APC and open-access policy

Diamond open access (no APC)DOAJ

Every article is open access and authors pay no article processing charge.

Source	APC	Fee waiver	License	Observed
DOAJ	No APC	No	CC BY-NC-ND	2026-11-01
LetPub	No APC	No	—	2026-11-01

The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.

Submission

Article types and submission policies (journal website)

Article types accepted6

case reportCase Report: Case reports and case studies should present significant new insights or cases with an unusual and noteworthy course.Length not stated
letterLetter: Letters are encouraged if they directly concern articles recently published in the journal.Length not stated
original articleOriginal Article: An article is a full-length report on original primary research that will interest the journal's readers.Length not stated
rapid communicationsRapid communications are similar to short communications. These are usually articles used to disseminate preliminary results that are original, of high interest…Length not stated
review articleReview Article : The review article is a comprehensive analysis of specific topics and recent developments in a particular area.Length not stated
short (brief) communicationsShort (brief) communications are short papers that focus on a particular aspect of a problem or a new finding that is expected to have a significant impact and …Length not stated

Publisher website

Policy excerpts from the journal's websitePublication ethics, License & copyright, Open access, Peer review, Plagiarism

Publication ethics

IRB/ethics approval required for human subjects research Model summary

Institutional review board/ethics committee approval (IRB) If a study involves either human subjects, human-derived materials, and/or medical records, authors must include in the Methods section either a statement that an Institutional Review Board (IRB)/Ethics Committee approval has been obtained or a statement that the IRB/Ethics Committee had ruled that approval was not required for the study.