Key, J E Prospective clinical evaluation of the Acuvue Bifocal contact lens. [electronic resource] - The CLAO journal : official publication of the Contact Lens Association of Ophthalmologists, Inc Oct 1999 - 218-21 p. digital Publication Type: Clinical Trial; Journal Article ISSN: 0733-8902 Subjects--Topical Terms: AdultAgedContact Lenses, HydrophilicEvaluation Studies as TopicFemaleHumansHyperopia--complicationsMaleMiddle AgedMyopia--complicationsPresbyopia--complicationsProspective StudiesTreatment OutcomeVisual Acuity