| aVL | unipolar limb lead on the left arm in electrocardiography |
|---|---|
| aVR | unipolar limb lead on the right arm in electrocardiography |
| BPLA | blood pressure, left arm |
| BPRA | blood pressure, right arm |
| EAST | elevated-arm stress test; Emory angioplasty vs. surgery trial; external rotation, abduction stress t... |