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Updated: Feb 6, 2026

Comparing Bibliometric Analysis Using PubMed, Scopus, and Web of Science Databases
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Comparing Bibliometric Analysis Using PubMed, Scopus, and Web of Science Databases

Published on: October 24, 2019

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Most science is published from countries lacking in democracy and freedom of press

John P A Ioannidis1,2, Jeroen Baas3

  • 1Stanford Prevention Research Center, Departments of Medicine, of Epidemiology and Population Health, and of Biomedical Data Science, and Meta-Research Innovation Center at Stanford (METRICS), Stanford University, Stanford, CA, USA. jioannid@stanford.edu.

Research Integrity and Peer Review
|February 5, 2026
PubMed
Abstract

Keywords:
BibliometricsDemocracyFreedom of press

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