title: Bibliometrics: Database differences not citation errors.
authors.affiliation: Poostchi Eye Research Centre, Shiraz University of Medical Sciences, Shiraz, Iran.
authors.forename: Mohammad H
authors.initials: MH
authors.lastname: Nowroozzadeh
mesh_terms: D022126:Access to Information; D015706:Bibliometrics; D033181:Information Dissemination