title: Clinical practice guidelines.
authors.affiliation: Department of Ophthalmology, Massachusetts Eye & Ear Infirmary, Boston 02114, USA.
authors.forename: J I
authors.initials: JI
authors.lastname: Loewenstein
mesh_terms: D009885:Ophthalmology / Q000592:standards*; D017410:Practice Guidelines as Topic; D014481:United States