Soroka, M The Medicare Optometry Parity Amendment: predicted and actual payments to optometrists and ophthalmologists. [electronic resource] - Journal of the American Optometric Association Sep 1991 - 699-703 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0003-0244 Subjects--Topical Terms: Direct Service CostsForecastingHumansMedicare Part B--economicsOphthalmology--economicsOptometry--economicsUnited States