title: The science citation index.
authors: John D
authors: JD
authors: Bullock
authors: Shirley
authors: S
authors: Sebald-Kinder
authors: Ronald E
authors: RE
authors: Warwar
mesh_terms: D015706:Bibliometrics; D016208:Databases, Factual; D006801:Humans; D008490:Medical Informatics; D010506:Periodicals as Topic