Journal profile · Medicine-Pulmonary and Respiratory Medicine
ERJ Open Research
ISSN 2312-0541 · European Respiratory Society · United Kingdom
ERJ Open Research: CAS Zone 2 · Medicine (2025 upgraded edition); impact factor 4.17; fully open access; APC charged, amount not published; median 83 days to acceptance (134 articles, last 24 months); 548 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
ERJ Open Research is published by European Respiratory Society and is in Zone 2 of Medicine in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Chronic Obstructive Pulmonary Disease (COPD) Research, Asthma and respiratory diseases and Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis, together about 38.7% of its articles. Its main subfields are Pulmonary and Respiratory Medicine. (generated from OpenAlex topic counts and CAS ranking data)
ERJ Open Research publishes clinical and experimental work relating to all aspects of respiratory basic science, clinical translational science and clinical medicine, including cell biology, epidemiology, immunology, pathophysiology, thoracic imaging, paediatric pneumology, occupational medicine, intensive care, sleep medicine, thoracic surgery and thoracic oncology.
From the journal's Aims & Scope
Research area (LetPub): Medicine-Pulmonary and Respiratory Medicine
Main research topics OpenAlex counts of recent articles; shares are approximate
- Chronic Obstructive Pulmonary Disease (COPD) ResearchMedicine19.4%
- Asthma and respiratory diseasesMedicine12.1%
- Interstitial Lung Diseases and Idiopathic Pulmonary FibrosisMedicine7.1%
- Respiratory Support and MechanismsMedicine7.1%
- Respiratory and Cough-Related ResearchMedicine6.6%
- Cystic Fibrosis Research AdvancesMedicine6.2%
- Delphi Technique in ResearchSocial Sciences4.6%
- Pulmonary Hypertension Research and TreatmentsMedicine3.8%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 2 |
| Minor | Respiratory System | Zone 3 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 3 |
| Minor | Respiratory System | Zone 3 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Medicine Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 3 |
| Minor | Respiratory System | Zone 3 |
Top journal: noReview journal: no
Database indexing
SCIEScopusDOAJLetPub
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
- Impact factor
- 4.17LetPub ·
- Impact factor (publisher)
- 4.4Publisher website ·
- CiteScore 2026-06
- 6LetPub ·
- SJR 2026-06
- 1.36LetPub ·
- SNIP 2026-06
- 1.29LetPub ·
- h-index
- 71OpenAlex ·
- i10-index
- 1,205OpenAlex ·
- 2-year mean citedness
- 2.57OpenAlex ·
- Self-citation rate
- 6.8%LetPub ·
- Share of gold OA articles
- 98.9%LetPub ·
Volume
- Articles per year
- 371LetPub ·
Articles by year OpenAlex count · 3,435 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 408 | 408 | 96 |
| 2025 | 548 | 548 | 962 |
| 2024 | 444 | 444 | 2,539 |
| 2023 | 374 | 374 | 3,532 |
| 2022 | 330 | 330 | 4,794 |
| 2021 | 398 | 398 | 7,200 |
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
83 daysMedian, submission to acceptance · P25–P75 49 days – 116 days
- Acceptance to online
- median 162 days (134 articles)
- Submission to online
- median 249 days
- Sample
- 134 articles with submission and acceptance dates (1,079 in the window); the latest was accepted on
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)
- about 8 weeksLetPub ·
- Submission to publication (journal-reported)
- about 8 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
Fully open accessDOAJ
Every article is open access; authors usually pay an article processing charge (APC).
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | EUR 1,495 | Yes | CC BY, CC BY-NC | |
| OpenAlex | EUR 750 | — | — | |
| LetPub | EUR 1,095 | Yes | — | |
| Publisher website | EUR 375 / EUR 625 / EUR 660 / EUR 1,425 / EUR 395 / EUR 655 / EUR 695 / EUR 1,495 | — | — |
Other charges and waivers (author guidelines)
- Other fees
- Charged; see the journal's website for the amount
- Page charges
- Charged; see the journal's website for the amount
- Submission fee
- Charged; see the journal's website for the amount
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)
What to prepare2 items from the author guidelines
- Abstract
- ≤ 250 words
- Manuscript length
- ≤ 3,000 words
Article types accepted14, with length limits
- congress highlights#Congress Highlights# 3000 4 60 Not accepted Nomain text ≤ 3,000 words · figures and tables ≤ 4 · references ≤ 60
- correspondenceERJ Open Research articles are divided into several categories. The specific requirements of each category are laid out below, but some aspects are common to al…main text ≤ 800 words · figures and tables ≤ 1 · references ≤ 10
- editorialERJ Open Research articles are divided into several categories. The specific requirements of each category are laid out below, but some aspects are common to al…Length not stated
- editorialsEditorials 1500 2 30 Not accepted Nomain text ≤ 1,500 words · figures and tables ≤ 2 · references ≤ 30
- letterERJ Open Research articles are divided into several categories. The specific requirements of each category are laid out below, but some aspects are common to al…Length not stated
- mini-review articlesMini-review articles 3000 4 75 Accepted Yes, 250 wordsmain text ≤ 3,000 words · abstract ≤ 250 words · figures and tables ≤ 4 · references ≤ 75
- original research articleERJ Open Research articles are divided into several categories. The specific requirements of each category are laid out below, but some aspects are common to al…Length not stated
- original research articlesOriginal research articles 3000 8 40 Accepted Yes, 250 wordsmain text ≤ 3,000 words · abstract ≤ 250 words · figures and tables ≤ 8 · references ≤ 40
- protocolERJ Open Research articles are divided into several categories. The specific requirements of each category are laid out below, but some aspects are common to al…Length not stated
- research articleERJ Open Research articles are divided into several categories. The specific requirements of each category are laid out below, but some aspects are common to al…Length not stated
- research lettersResearch letters 1200 1 15 Not accepted Nomain text ≤ 1,200 words · figures and tables ≤ 1 · references ≤ 15
- review articleERJ Open Research articles are divided into several categories. The specific requirements of each category are laid out below, but some aspects are common to al…Length not stated
- review articlesReview articles 5000 5 200 Accepted Yes, 250 wordsmain text ≤ 5,000 words · abstract ≤ 250 words · figures and tables ≤ 5 · references ≤ 200
- study protocolStudy protocol 3000 4 40 Accepted Yes, 250 wordsmain text ≤ 3,000 words · abstract ≤ 250 words · figures and tables ≤ 4 · references ≤ 40
Policy excerpts from the journal's websiteLicense & copyright, Open access, Peer review, Self-archiving
- License & copyright Copyright
Submission of the manuscript implies that if and when it is accepted for publication, all authors will grant to ERS a worldwide and exclusive licence to produce, publish, sell, distribute and make available, and to further sub-licence their article in print, digital and other media formats, including abstracts and supplementary material. This enables ERS to ensure maximum international copyright p…
Source ↗Publisher website ·- Open access Open access
The European Respiratory Society will publish accepted manuscripts under the terms of one of the following Creative Commons licences, depending upon the option chosen by the author. Creative Commons Attribution 4.0 International (‘CC-BY’) - under this licence, anyone may share, reuse or adapt the manuscript for any commercial or non-commercial purpose, providing they give credit to the original so…
Source ↗Publisher website ·- Peer review Peer review and rebuttals
ERJ Open Research articles are subject to single-anonymised peer review. To find out more about ERS peer review processes and what to do if you disagree with a Chief Editor’s decision, visit our Peer review and rebuttals page.
Source ↗Publisher website ·- Self-archiving Author self-archiving
Authors of ERJ Open Research articles are entitled to deposit the final published version of their manuscripts in an institutional (or other) repository for public archiving provided the terms of the relevant Creative Commons licence are adhered to. For articles with Coalition S or UKRI funding (https://www.coalition-s.org/organisations/), the author retains the right to archive the peer-reviewed …
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
- European Respiratory Society
- Country or region
- United Kingdom
- Language
- English
- ISSN
- 2312-0541
- Official links
- Journal homepage ↗DOAJ
- Submission system ↗Publisher website
- Author guidelines ↗DOAJ
- Aims & Scope ↗DOAJ
- Special issues ↗Publisher website
- APC information ↗DOAJ
- Fee waivers ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗DOAJ
- Editorial board ↗DOAJ
- Plagiarism policy ↗DOAJ
FAQ
Frequently asked questions about ERJ Open Research
What CAS zone is ERJ Open Research in?
In the 2025 upgraded edition of the CAS Journal Ranking, ERJ Open Research is in Zone 2 of Medicine, and in Zone 3 of the minor category Respiratory System. In the 2026 Xinrui edition it is in Zone 3 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of ERJ Open Research?
The latest impact factor listed by LetPub is 4.17; CiteScore 6, h-index 71.
How long does peer review take at ERJ Open Research?
Based on the dates recorded on 134 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 83 days (interquartile range 49–116 days); authors report an average review time of about 8 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.
What are the manuscript requirements of ERJ Open Research?
According to the journal's author guidelines: Abstract: ≤ 250 words; Manuscript length: ≤ 3,000 words. A model extracted these from the author guidelines and each was checked against the text; check the latest version on the journal's website before submitting.
Which databases index ERJ Open Research?
According to LetPub and DOAJ records, ERJ Open Research is indexed in SCIE, Scopus and DOAJ.
Is ERJ Open Research open access, and what is the APC?
ERJ Open Research is a fully open-access journal. APC charged, amount not published.
Sources and updates
The facts on this page come from LetPub, OpenAlex, Publisher website, DOAJ; 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: .