Portugal · Institution

Universidade do Porto

Plagiarism retractions per 100,000 publications, 2015–2024. Resolved via the DOI→OpenAlex ROR join.

Rate / 100k

10.76

95% CI 5.5–21.2

Rank

52/127

by rate (1 = highest)

Retractions

strict plagiarism findings

Publications

74k

74,364 works

Counts detected and reported plagiarism retractions, not total plagiarism. Institution attribution joins on the paper DOI via OpenAlex (canonical ROR), never on free-text affiliation strings. See the methodology.

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