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2. American Hospital Association: U.S. Hospital Statistics;Publication No. C-82083,1983
3. American Podiatry Association: Model Screening Criteria for the Review of Surgical Procedures and Associated Care Rendered by Podiatrists,1975
4. Costs and charges for use of office operating room;Barker;Plast. Reconstr. Surg.,1976
5. Methods of cost control in urologic care;Boxer;Urology,1978