Spine: scientific citation index and its impact factor.
Walsh
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Weinstein
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D015706:Bibliometrics; D016206:Databases, Bibliographic / Q000706:statistics & numerical data*; D006801:Humans; D010506:Periodicals as Topic / Q000706:statistics & numerical data* / Q000639:trends; D011643:Publishing / Q000706:statistics & numerical data* / Q000639:trends; D012219:Rheumatology / Q000706:statistics & numerical data* / Q000639:trends; D014956:Writing