Journal profile
Efficacy and Mechanism Evaluation
ISSN 2050-4365 · eISSN 2050-4373 · NIHR Journals Library · United Kingdom
Efficacy and Mechanism Evaluation: diamond open access (no APC); no APC; review about 53 weeks (community reports); 28 articles in 2025; the journal's website says submissions are paused or closed.
The journal's website says submissions are paused or closed: The NIHR Journals Library has been hugely influential in championing open access publication. Having published its final paper in August 2026, the Journals Library is now closed to new submissions. It will remain available online as a valuable archive of high-quality health research. Source ↗Publisher website ·
Scope
Aims, scope and focus
Efficacy and Mechanism Evaluation is published by NIHR Journals Library. By OpenAlex counts of its recent articles, its largest topics are Asthma and respiratory diseases, Inflammatory Bowel Disease and Rheumatoid Arthritis Research and Therapies, together about 22.1% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
Efficacy and Mechanism Evaluation (EME) published 'science driven' studies that are expected to provide substantial health gain with an ultimate view to improving health or patient care.
From the journal's Aims & Scope
Editor-in-chief Peter DavidsonPublisher website
Main research topics OpenAlex counts of recent articles; shares are approximate
- Asthma and respiratory diseasesMedicine8.4%
- Inflammatory Bowel DiseaseBiochemistry, Genetics and Molecular Biology7.6%
- Rheumatoid Arthritis Research and TherapiesMedicine6.1%
- Chronic Obstructive Pulmonary Disease (COPD) ResearchMedicine5.3%
- Schizophrenia research and treatmentMedicine4.6%
- COVID-19 Clinical Research StudiesMedicine4.6%
- SARS-CoV-2 and COVID-19 ResearchMedicine4.6%
- Sepsis Diagnosis and TreatmentMedicine3.8%
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
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
- 18OpenAlex ·
- i10-index
- 40OpenAlex ·
- 2-year mean citedness
- 1.32OpenAlex ·
- Share of gold OA articles
- 0%LetPub ·
Articles by year OpenAlex count · 150 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 1 | 1 | 111 |
| 2025 | 28 | 28 | 149 |
| 2024 | 21 | 21 | 168 |
| 2023 | 13 | 13 | 121 |
| 2022 | 9 | 9 | 123 |
| 2021 | 22 | 22 | 113 |
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
- Average review time (community reports)
- about 53 weeksLetPub ·
- Submission to publication (journal-reported)
- about 53 weeksDOAJ ·
- Peer review
- Single 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 | Publisher's own license | |
| LetPub | No APC | No | — | |
| Publisher website | No APC | — | — |
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)
Policy excerpts from the journal's websitePublication ethics, Open access, Peer review
- Publication ethics Publication ethics
We recognise the importance of the prevention of plagiarism, falsification of data, fabrication of results and other areas of ethical misconduct. Whilst actively publishing, the EME journal was a member of the Committee on Publication Ethics (COPE). This is a UK-based charity, with over 7000 members worldwide from all academic fields. COPE advises editors and publishers on how to handle cases of r…
Source ↗Publisher website ·- Open access Open Access
The journal has concluded publishing and no longer accepts manuscripts; it now serves as an open-access archive. Model summary
Total and complete publication of research findings is part of the NIHR’s commitment to the principles of open access and adding value to all stages of research, ensuring best use of public money to benefit the health and wealth of the nation. All journals in the Journals Library are open access. They are free to view and download online. The Department of Health & Social Care (DHSC) and the Medic…
Source ↗Publisher website ·- Peer review
Part of the NIHR Journals Library, a suite of six open access peer-reviewed journals. Model summary
The NIHR Journals Library comprises a suite of six open access peer-reviewed journals reporting results from a range of health research areas
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- NIHR Journals Library
- Country or region
- United Kingdom
- Language
- English
- ISSN
- 2050-4365
- Electronic ISSN
- 2050-4373
- Official links
- Journal homepage ↗LetPub
- Author guidelines ↗LetPub
- Aims & Scope ↗LetPub
- APC information ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗LetPub
- Editorial board ↗LetPub
- Plagiarism policy ↗DOAJ
FAQ
Frequently asked questions about Efficacy and Mechanism Evaluation
How long does peer review take at Efficacy and Mechanism Evaluation?
Authors report an average review time of about 53 weeks. 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 Efficacy and Mechanism Evaluation?
According to LetPub and DOAJ records, Efficacy and Mechanism Evaluation is indexed in DOAJ.
Is Efficacy and Mechanism Evaluation open access, and what is the APC?
Efficacy and Mechanism Evaluation is a diamond open-access journal (no APC). It charges no article processing charge.
Sources and updates
The facts on this page come from LetPub, OpenAlex, DOAJ, Publisher website; 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 2026-08-25). Last updated: .