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Facilities for open heart surgery in the United States. Distribution, utilization and cost |
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| Authors: | J K Roche J M Stengle |
| Affiliation: | From the Blood Resource Branch, The National Heart and Lung Institute, The National Institutes of Health, Department of Health, Education, and Welfare, Bethesda, Md., USA |
| Abstract: | |
| Keywords: | Address for reprints: James K. Roche MD Room 4A-03 Building 31 National Institutes of Health Bethesda Md. 20014. |
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