title: A guide to the Nature Index.
mesh_terms: D000047:Academies and Institutes / Q000706:statistics & numerical data; D001319:Authorship; D016208:Databases, Factual; D017598:Efficiency, Organizational; D010506:Periodicals as Topic; D012106:Research / Q000592:standards / Q000706:statistics & numerical data*; D000078329:Workforce