Egorova, G B [A comparative evaluation of contact lens tolerance and the possibilities for its enhancement]. [electronic resource] - Oftalmologicheskii zhurnal 1990 - 166-70 p. digital Publication Type: Comparative Study; English Abstract; Journal Article ISSN: 0030-0675 Subjects--Topical Terms: AdolescentAdultAgedAstigmatism--etiologyContact Lenses--adverse effectsEquipment DesignEvaluation Studies as TopicHumansKeratoconus--rehabilitationMaterials TestingMiddle AgedMyopia--complications