The vectorcardiogram in the horizontal plane was most helpful in the diagnosis of anomalous origin of the left coronary from the pulmonary trunk. The QRS sÊ loop in the horizontal plane in this ...

The results of studies utilizing the nitrous oxide technic for measuring cerebral blood flow have been reviewed and divided into three groups: (1) those in which cerebral blood flow and metabolism ...

Thirty-four patients were studied by electrocardiogram for electrical position of the heart, and by x-ray and angiocardiogram for anatomic position of the heart. A significant association between ...