No abstract available
MeSH terms
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Echocardiography, Doppler / methods*
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Electrocardiography
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Humans
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Lung Diseases, Obstructive / complications
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Pulmonary Heart Disease / complications
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Reproducibility of Results
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Ventricular Dysfunction, Right / diagnostic imaging*
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Ventricular Dysfunction, Right / etiology
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Ventricular Function, Right / physiology