title: Research productivity among nations.
authors.forename: Anthony
authors.initials: A
authors.lastname: Demaria
mesh_terms: D015706:Bibliometrics; D035843:Biomedical Research; D006801:Humans; D038622:Internationality; D055811:Journal Impact Factor; D010506:Periodicals as Topic; D011643:Publishing / Q000706:statistics & numerical data*