Journal profile · Zoology
Comparative Medicine
ISSN 1532-0820 · eISSN 2769-819X · American Association for Laboratory Animal Science · UNITED STATES · Bimonthly · Founded 2000
Comparative Medicine: CAS Zone 4 · Agricultural & Forestry Sciences (2025 upgraded edition); impact factor 1.46; subscription journal; review 6–12 weeks (community reports); community-reported acceptance: easy; 42 articles a year; indexed in Scopus; flagged on an early-warning list or for an indexing change: check before submitting.
Scope
Aims, scope and focus
Comparative Medicine is published by American Association for Laboratory Animal Science and is in Zone 4 of Agricultural & Forestry Sciences in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Veterinary Pharmacology and Anesthesia, SARS-CoV-2 and COVID-19 Research and Clostridium difficile and Clostridium perfringens research, together about 22.1% of its articles. Its main subfields are Infectious Diseases. (generated from OpenAlex topic counts and CAS ranking data)
Comparative Medicine (CM), an international journal of comparative and experimental medicine, is the leading English-language publication in the field and is ranked by the Science Citation Index in the upper third of all scientific journals. The mission of CM is to disseminate high-quality, peer-reviewed information that expands biomedical knowledge and promotes human and animal health through the study of laboratory animal disease, animal models of disease, and basic biologic mechanisms related to disease in people and animals.
Source: LetPub
Research area (LetPub): Zoology
Main research topics OpenAlex counts of recent articles; shares are approximate
- Veterinary Pharmacology and AnesthesiaVeterinary8.8%
- SARS-CoV-2 and COVID-19 ResearchMedicine6.6%
- Clostridium difficile and Clostridium perfringens researchMedicine6.6%
- Animal testing and alternativesVeterinary6.6%
- Virus-based gene therapy researchBiochemistry, Genetics and Molecular Biology5.5%
- Gut microbiota and healthBiochemistry, Genetics and Molecular Biology4.4%
- COVID-19 Clinical Research StudiesMedicine4%
- Primate Behavior and EcologyPsychology4%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Agricultural & Forestry Sciences Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Agricultural & Forestry Sciences | Zone 4 |
| Minor | Veterinary Sciences | Zone 4 |
| Minor | Zoology | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Not covered
Not covered by this edition.
CAS Journal Ranking, previous upgraded edition (December 2023)Agricultural & Forestry Sciences Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Agricultural & Forestry Sciences | Zone 4 |
| Minor | Veterinary Sciences | Zone 4 |
| Minor | Zoology | Zone 4 |
Top journal: noReview journal: no
Database indexing
ScopusLetPub
Early warning / risk: Marked as ceased in SCIE on 16 February 2026. CAS Early Warning Journal List: not listed in any of 6 editions.LetPub
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
- Impact factor
- 1.46LetPub ·
- CiteScore 2026-06
- 3.2LetPub ·
- SJR 2026-06
- 0.43LetPub ·
- SNIP 2026-06
- 1.2LetPub ·
- h-index
- 59LetPub ·
- h-index
- 25OpenAlex ·
- i10-index
- 89OpenAlex ·
- 2-year mean citedness
- 2.04OpenAlex ·
- Share of gold OA articles
- 0%LetPub ·
Volume
- Articles per year
- 42LetPub ·
Articles by year OpenAlex count · 368 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2024 | 54 | 50 | 110 |
| 2023 | 41 | 41 | 139 |
| 2022 | 40 | 40 | 333 |
| 2021 | 48 | 48 | 370 |
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
Review time from article dates manuscript dates registered with PubMed · to
Too few articlesOnly 1 articles from the last 24 months carry both submission and acceptance dates, too few for a median
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- 6–12 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
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
Subscription journalLetPub
A subscription journal: articles are read by subscription or purchase, and authors usually pay no publication charge.
No source has fee information yet; check the journal's website.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- American Association for Laboratory Animal Science
- Country or region
- UNITED STATES
- Language
- English
- Frequency
- Bimonthly
- Founded
- 2000
- ISSN
- 1532-0820
- Electronic ISSN
- 2769-819X
- Official links
- Journal homepage ↗LetPub
- Submission system ↗LetPub
FAQ
Frequently asked questions about Comparative Medicine
What CAS zone is Comparative Medicine in?
In the 2025 upgraded edition of the CAS Journal Ranking, Comparative Medicine is in Zone 4 of Agricultural & Forestry Sciences, and in Zone 4 of the minor category Veterinary Sciences / Zoology. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Comparative Medicine?
The latest impact factor listed by LetPub is 1.46; CiteScore 3.2, h-index 25.
How long does peer review take at Comparative Medicine?
Authors report an average review time of 6–12 weeks; the community-reported acceptance is “Easy”. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Which databases index Comparative Medicine?
According to LetPub and DOAJ records, Comparative Medicine is indexed in Scopus.
Is Comparative Medicine open access, and what is the APC?
Comparative Medicine is a subscription journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .