Right ventricular hypertrophy. II. Correlation of electrocardiographic right ventricular hypertrophy with the anatomic findings.
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Cardiomegaly↗
Biomedical subjects
R A HELM
Publications and source records attributed to R A HELM.
The electrocardiographic pattern of right ventricular hypertrophy in chronic cor pulmonale.
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Cardiomegaly↗
The direction of mean QRS and T vectors. I. Einthoven frontal plane.
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Genetic Vectors↗
Is there an entity primary pulmonary hypertension?
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Familial Primary Pulmonary Hypertension↗
The vectorcardiographic derivation of scalar leads.
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Humans↗
The spatial angle between the long axis of the QRS loop and the longitudinal axis of the ventricles.
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Heart Ventricles↗
A simplified method for determining the angle between two spatial vectors.
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Electrocardiography↗
A statistical comparison of normal ballistocardiograms recorded with a high-frequency table and with various instruments which record body motion directly.
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Ballistocardiography↗
The spatial QRS loop in right ventricular hypertrophy with special reference to the initial component.
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Electrocardiography↗