Analysis of ophthalmic surgical charges for services to Medicare recipients: 1980 and 1985.
Frenkel
M
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D000556:Ambulatory Surgical Procedures; D014487:Centers for Medicare and Medicaid Services, U.S.; D005251:Fees, Medical; D013502:General Surgery / Q000191:economics; D006801:Humans; D006278:Medicare / Q000191:economics*; D009885:Ophthalmology / Q000191:economics*; D014481:United States