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Subject
- Heart-Assist Devices11
- Pacemaker, Artificial7
- Heart Transplantation4
- Heart Ventricles4
- Cardiovascular Surgical Procedures3
- Patents as Topic3
- Coronary Circulation2
- Electronics, Medical2
- Infant2
- Intra-Aortic Balloon Pumping2
- National Institutes of Health (U.S.)2
- Blood Pressure1
- Craniotomy1
- Diaphragm1
- Electric Stimulation1
- Electrocardiography1
- Heart, Artificial1
- Hemodynamics1
- Hospital Costs1
- Implants, Experimental1