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Heart Catheterization
Heart Transplantation
Coronary Balloon Angioplasty
Utilization Review
Catheterization
Coronary Angiography
Exercise Test
Coronary Disease
Mitral Valve Stenosis
Electrocardiography
Myocardial Infarction
Heart Diseases
Germany
Mitral Valve
Time Factors
Retrospective Studies
Cross-Sectional Studies
Newborn Infant
Infants
Hemodynamics
Co-Publications
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