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United States
Medicare
Retrospective Studies
Hospital Mortality
Comorbidity
Risk Adjustment
Cohort Studies
Quality of Health Care
Treatment Outcome
Proportional Hazards Models
Coronary Artery Bypass
Myocardial Revascularization
Knee Replacement Arthroplasties
Special Hospitals
Hospitals, Veterans
Myocardial Infarction
United States Department of Veterans Affairs
Certificate of Need
Outcome Assessment (Health Care)
European Continental Ancestry Group
Co-Publications
24
22
6
5
3
2
1
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