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Controlled Clinical Trials as Topic |
Clinical Medicine |
Electric Stimulation Therapy |
Evidence-Based Practice |
Heart Diseases |
Clinical Trials as Topic |
Cardiovascular Diseases |
Medicine |
Therapeutics |
Health Occupations |
Evaluation Studies as Topic |
Epidemiologic Studies |
Diseases |
Diagnostic Techniques and Procedures |
Health Care Evaluation Mechanisms |
Epidemiologic Methods |
Investigative Techniques |
Public Health |
Quality of Health Care |
Environment and Public Health |
Health Care Quality, Access, and Evaluation |
Health Care |
Evidence-Based Medicine |
Randomized Controlled Trials as Topic |
Cardiac Pacing, Artificial |
Heart Failure |