No abstract available
MeSH terms
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Adolescent
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Adult
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Aorta / diagnostic imaging
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Aorta / physiopathology
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Blood Flow Velocity / physiology
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Ductus Arteriosus, Patent / diagnostic imaging*
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Ductus Arteriosus, Patent / physiopathology
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Echocardiography, Doppler / instrumentation
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Echocardiography, Doppler / methods*
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Esophagus
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Female
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Humans
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Male
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Middle Aged
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Pulmonary Artery / diagnostic imaging
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Pulmonary Artery / physiopathology
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Transducers