BMJ Open

BMJ, United Kingdom

POSI-J-000531eISSN 2044-6055IndexedPartially verifiedCurrent

Journal website Publications OpenAlex Indexing certificate Record JSON

Indicators

Lifecycle rating

AJR-E-1.0

Not Yet Rateable

Method

Citation score (PCS)

PCS-1.0

6.40

2022 to 2025, 18,088 items

Adequate sample

Method

Citation impact (PCI)

PCI-1.0

2.94

2023 to 2024, 7,907 citable items

Adequate sample

Method

PQF (automated)

n/a

Not assessed

Method

Ranked 383/1326 in Clinical Medicine (PCS-Q2, percentile 71.2), and 2150/4067 overall, by PCS.PCS determines the PCS-Q ranking only; it does not determine Citation Rank, Citation Percentile or Citation Quartile.

Identity

POSI IDposi-data registry/: POSI-J-000531Identifier
eISSNISSN Portal / Crossref: 2044-6055Identifier
pISSNISSN Portal / Crossref: Not recordedIdentifier
OpenAlex sourceOpenAlex: S79054089Identifier
TitleCrossref / OpenAlex: BMJ OpenRegistry
PublisherCrossref / OpenAlex: BMJRegistry
ISSN countryISSN Portal: Not recordedRegistry

Declared by the publisher

Stated by the journal about itself. POSI records these as declared and does not present them as measured.

Declared countryPublisher: United KingdomDeclared
LanguagePublisher / DOAJ: EnglishDeclared
FrequencyPublisher: Not recordedDeclared
LicensePublisher / DOAJ: Not recordedDeclared
Peer reviewPublisher: Not recordedDeclared
WebsitePublisher: http://bmjopen.bmj.com/Declared

Registry and computed values

ArticlesCrossref: 45,091Registry
Open accessDOAJ / OpenAlex: YesRegistry
DOAJ statusDOAJ: Not recordedRegistry
PSC subjectOpenAlex topics → PSC crosswalk: P3.02 Clinical MedicineComputed
PSC confidenceposi-engine: highComputed