Letter from America.
Hasselbacher
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Department of Medicine, University of Louisville, Kentucky 40292.
D001168:Arthritis / Q000175:diagnosis / Q000628:therapy; D015709:Correspondence as Topic; D003365:Costs and Cost Analysis; D003695:Delivery of Health Care / Q000191:economics; D006760:Hospitalization / Q000191:economics; D006801:Humans; D007348:Insurance, Health / Q000191:economics; D011787:Quality of Health Care; D014481:United States