title: Benvenutus Grapheus of Jerusalem, an oculist in the era of the crusades.
authors.affiliation: Department of History, The Hebrew University of Jerusalem.
authors.forename: B Z
authors.initials: BZ
authors.lastname: Kedar
mesh_terms: D049691:History, Medieval; D007557:Israel; D009885:Ophthalmology / Q000266:history*