title: Visual field changes in early glaucoma and how to recognize them.
authors.affiliation: Department of Ophthalmology, University of Lund, Malmö General Hospital, Sweden.
authors.forename: A
authors.initials: A
authors.lastname: Heijl
mesh_terms: D005901:Glaucoma / Q000175:diagnosis*; D006801:Humans; D058609:Visual Field Tests; D014794:Visual Fields