POSNER, A Role of peripheral iris crypts in protection from narrow angle glaucoma. [electronic resource] - Eye, ear, nose & throat monthly Jul 1954 - 427-8; passim p. digital Publication Type: Journal Article ISSN: 0014-5491 Subjects--Topical Terms: GlaucomaGlaucoma, Angle-ClosureHumansIrisTetrahymenina