title: Manual occluder for use in ophthalmic education.
authors.forename: M S
authors.initials: MS
authors.lastname: Korenfeld
mesh_terms: D001296:Audiovisual Aids; D004501:Education, Medical; D005654:Fundus Oculi; D006801:Humans; D009885:Ophthalmology / Q000193:education*; D009887:Ophthalmoscopy; D012164:Retinal Diseases / Q000473:pathology